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Income Tax Lesson 13 Prohibited Deductions under Section 16 Expenses Not Deductible under Zimbabwe Income Tax Law
1

Personal and Domestic Expenditure (Section 16(1)(a) & (b))

Section 16(1)(a) disallows “the cost incurred by any taxpayer in the maintenance of himself, his family or establishment”. In simple terms, persona...

2

Premises Not Used for Trade (Section 16(1)(i))

In line with the above, Section 16 also blocks deductions for expenses on premises not used for business. Section 16(1)(i) prohibits claiming “rent...

3

Taxes and Levies (Section 16(1)(d) and (d1))

Perhaps counterintuitive to newcomers, income taxes themselves are not deductible expenses. Section 16(1)(d) forbids any deduction for “tax upon th...

Personal and Domestic Expenditure (Section 16(1)(a) & (b))
Premises Not Used for Trade (Section 16(1)(i))
Taxes and Levies (Section 16(1)(d) and (d1))
Personal and Domestic Expenditure (Section 16(1)(a) & (b)) Premises Not Used for Trade (Section 16(1)(i)) Taxes and Levies (Section 16(1)(d) and (d1)) Fines and Penalties for Offenses Recoverable Losses and Insurance Payouts (Section 16(1)(c)) Reserves and Capitalized Income (Section 16(1)(e)) Expenditures to Produce Exempt or Non-Taxable Income (Section 16(1)(f)) Contributions to Unapproved Funds (Section 16(1)(g)) Notional Interest on Owner’s Capital (Section 16(1)(h)) Exclusive Selling Rights and Restrictions (Section 16(1)(j)) Excessive Leasing Costs for Passenger Vehicles (Section 16(1)(k)) Share Options and Awards to Employees (Section 16(1)(l)) Entertainment Expenses (Section 16(1)(m)) Thin Capitalization: Excess Interest (Section 16(1)(q)) Management and Administration Fees to Associates (Section 16(1)(r)) Foreign Exchange Rate Differential on Interest (Section 16(1)(s)) Conclusion

Introduction

In determining a taxpayer’s taxable income, not all expenses are deductible. Zimbabwe’s Income Tax Act [Chapter 23:06] contains Section 16, titled “Cases in which no deduction shall be made.” This section lists prohibited deductions – expenses or losses that cannot be subtracted from gross income when calculating taxable income. In essence, even if an outlay might seem business-related, it will be disallowed if it falls into any of Section 16’s categories. These rules complement the general deduction provisions of Section 15 (which permits deductions for expenditures incurred in the production of taxable income, not of a capital or private nature). Section 16 essentially reinforces the tax logic that personal, capital, or policy-disfavored expenses should not reduce the taxable profits. This lecture note will explore each category of prohibited deduction in detail – referencing the updated law as of 10 February 2025 – with practical examples, reasoning behind each prohibition, and relevant case law illustrations. We will also note any proposed updates from the 2026 Budget that would affect these deduction rules (such as changes to IMTT deductibility and mining loss limitations).

Personal and Domestic Expenditure (Section 16(1)(a) & (b))

Section 16(1)(a) disallows “the cost incurred by any taxpayer in the maintenance of himself, his family or establishment”. In simple terms, personal living expenses cannot be deducted from business income. Likewise, Section 16(1)(b) prohibits deductions for “domestic or private expenses,” including the cost of daily life and household, as well as commuting costs (travel between home and workplace). The rationale is straightforward: such costs are not incurred in producing taxable income, but rather to maintain one’s personal life. For example:

Home maintenance and family costs: Rent or groceries for your household, school fees for children, personal medical bills, clothing, and food are intrinsically private expenditures and never deductible for tax purposes.

Commuting to work: If you spend money on fuel or transport from your home to your office (or between distinct businesses you operate), that travel is considered private in nature and not an allowable business expense. It merely puts you in a position to earn income, rather than producing income itself.

These rules were confirmed in L v Commissioner of Taxes (1991), where a lawyer’s eye surgery expenses were disallowed. The taxpayer argued good eyesight was essential for her work, but the High Court held that medical costs are personal, not incurred for trade purposes, and thus not deductible – in fact, they are expressly characterized as domestic/private expenses prohibited by Section 16(1)(a) and (b). This case underlines the principle that an expense does not become “business” simply because it helps one work; if it fundamentally pertains to personal well-being, it remains non-deductible.

Practical example: Suppose a sole trader attempts to deduct grocery bills or home utility bills as business costs – such claims will be rejected by ZIMRA under Section 16(1)(a). Similarly, driving from home to the shop you own is a personal commute; fuel for that trip is not deductible (Section 16(1)(b)), unlike fuel used within the business operations (say, delivering goods to customers) which would be allowed. The tax logic is to prevent abuse and clearly separate private living costs from genuine business outgoings.

Premises Not Used for Trade (Section 16(1)(i))

In line with the above, Section 16 also blocks deductions for expenses on premises not used for business. Section 16(1)(i) prohibits claiming “rent, repairs, or expenses for any premises not occupied for the purposes of trade, or for any dwelling house or domestic premises, except to the extent a portion is used for trade”. In other words, costs related to your private residence (or other non-business property) cannot be charged against your taxable income. For instance, if a company director renovates his private home, that is wholly personal – none of those repair costs are tax-deductible. If part of a home is indeed used as a place of business (say, a home office or workshop), then a reasonable portion of rent or utilities attributable to that space may be allowed under Section 15, but anything beyond the business portion is disallowed by Section 16(1)(i). This rule ensures that only the expenses of earning income (the business part) reduce taxable profits, while the personal component remains non-deductible.

Example: A freelance consultant works from a study in her house that occupies 20% of the floor space. If she pays $500 in electricity for the whole house, at most $100 (20%) might be deductible as a business expense under Section 15. The remaining $400 is a private electricity expense for domestic use, expressly not deductible per Section 16(1)(i). The onus is on the taxpayer to justify any business-use portion; otherwise, ZIMRA will treat it all as private and disallow the deduction.

Taxes and Levies (Section 16(1)(d) and (d1))

Perhaps counterintuitive to newcomers, income taxes themselves are not deductible expenses. Section 16(1)(d) forbids any deduction for “tax upon the income of the taxpayer, or interest thereon, whether charged in terms of this Act or any law of any country”. This means you cannot reduce this year’s taxable income by claiming a deduction for your Income Tax, PAYE, VAT, Capital Gains Tax, or similar taxes paid. Allowing that would be circular – it would effectively let taxes paid generate a further tax deduction, eroding the revenue base. The Act explicitly lists common taxes to make this clear: Income Tax, PAYE, VAT, Capital Gains Tax, Carbon Tax, Presumptive Tax, Non-resident shareholders’ tax, resident shareholders’ tax, non-residents’ tax on fees, remittances, royalties, etc., are all non-deductible. The interest or penalties for late payment of any such taxes are equally non-deductible under this clause.

In the same vein, Section 16(1)(d1) (inserted in 2019) prohibits deducting any amount of Intermediated Money Transfer Tax (IMTT) paid. IMTT is the 2% money transfer levy (sometimes called “2 cents tax”) on electronic funds transfers. Even though IMTT is a business outlay for many companies, it has been classified as a non-deductible expense – essentially treating it like a tax on transactions that should not reduce income tax payable. For example, if a company paid $1,000 in IMTT on its bank transactions, that $1,000 cannot be deducted as an expense in computing its profit for income tax purposes.

Example: A trucking business pays $5,000 in various taxes: income tax installments, vehicle carbon tax, and IMTT on bank payments. None of these amounts can be claimed as an operating expense. They are appropriations of profit by the state, not costs incurred to generate income. Similarly, if the business incurred interest of $500 on a late payment of VAT, that interest is penal in nature and also non-deductible under Section 16(1)(d). The tax logic is that paying your taxes is not part of producing income – it’s a distribution of the income after it’s earned.

Case Insight: This principle is so clear that few disputes reach the courts. However, one historic case, Ellis v COT (1994), dealt with interest on improperly collected tax. The Supreme Court held that while taxpayers might deserve interest on tax refunds, there was no obligation in the tax law for the fiscus to pay interest on refunded tax. The backdrop is that the tax law imposes interest on taxpayers’ late payments (non-deductible as noted), but doesn’t grant symmetric deductions or interest for the reverse. This underscores the one-way nature of tax and related levies in the deduction formula.

Note: As an update, the 2026 National Budget proposed a change regarding IMTT. It was announced that businesses may soon be allowed to deduct IMTT as an allowable expense. If legislated, this would remove IMTT from Section 16’s prohibited list (recognizing the growing cost impact of IMTT on companies). Until such an amendment is enacted, however, IMTT remains non-deductible.

Fines and Penalties for Offenses

Although fines are not explicitly listed in Section 16, Zimbabwean tax practice (following case law) treats fines and penalties for legal offenses as non-deductible on public policy grounds. A fine paid to authorities (for example, a traffic fine, ZIMRA penalty, or environmental penalty) is not incurred in the production of income – it is a punishment for unlawful conduct. The courts have consistently held that allowing a tax deduction for a fine would undermine its punitive purpose.

In Pyramid Agencies (Pvt) Ltd v COT, a transport company paid numerous traffic fines for its trucks (parking and overloading offenses) as a matter of convenience, rather than contesting them in court. The court firmly ruled that “a fine is not a necessary expense of the business operation nor is it incurred bona fide for the more efficient performance of such operation.” It is personal punishment by the state, not a cost of earning income. Even if viewed as an incidental or “chance” cost of running a business, its nature is penal, not commercial, and thus it “could not properly, naturally or reasonably be regarded as part of the cost of performing the business”. In other words, fines are severed from trading expenses by their very character. Likewise, even if a company voluntarily pays a fine on behalf of an employee or third party, the payment retains its penal character and remains non-deductible.

Example: If a manufacturing firm is fined $10,000 by the Environmental Management Agency for pollution, that $10,000 may not be written off against its sales income. The firm’s motive might be to keep operations running (a business rationale), but the fine is a sanction for wrongdoing, and tax law will not subsidize unlawful behavior. The prohibition on deducting fines upholds a tax logic of not incentivizing or softening the consequences of legal violations. This aligns with international practice and reinforces Section 16’s general principle that only legitimate business costs reduce taxable income, not penalties or moral hazards.

Recoverable Losses and Insurance Payouts (Section 16(1)(c))

Section 16 seeks to prevent “double-dipping” on losses. Section 16(1)(c) disallows any deduction for “any loss or expense which is recoverable under any insurance contract or indemnity”. The reasoning is that if you have an insurable loss (say, damage to your property) and you will be compensated by insurance or a third party, you should not also get a tax deduction for that same loss. Allowing both would effectively give you a free profit (an insurance payout and a tax saving). Instead, the law waits to see if you are made whole by insurance; if yes, the loss wasn’t truly borne by you in an economic sense, so it’s not deductible.

For example, imagine a retailer’s warehouse is damaged by fire, costing $50,000 in repairs. The retailer files an insurance claim and the insurer agrees to pay $50,000. Under Section 16(1)(c), the retailer cannot deduct the $50,000 repair cost in its tax return (even if it paid the contractor first) because that loss is fully recoverable from insurance. In effect, the tax law defers the deduction unless and until it turns out some portion is not reimbursed. Only uninsured losses or excesses are deductible under Section 15 (provided they meet the “in production of income” test).

Another scenario: A transport company’s truck is hit by another driver. The other driver’s insurer indemnifies the company for repairs. The repair costs cannot be deducted by the transport company – the expense was real, but since it was made good by an indemnity, Section 16 prohibits the deduction. Similarly, if a business has insurance for loss of profits and receives a payout when factory downtime occurs, it should not claim a deduction for the lost revenue or related expenses that were reimbursed. The tax logic of Section 16(1)(c) is to prevent a taxpayer from getting compensated twice for the same economic loss – once by the insurer and again via a tax deduction.

Reserves and Capitalized Income (Section 16(1)(e))

Businesses sometimes set aside or capitalize profits rather than spending them. Section 16(1)(e) addresses this by disallowing any deduction for “income carried to a reserve fund or capitalized in any way”. This means you cannot claim as an expense any amount of profits simply transferred to an internal reserve or turned into capital. Such transfers are not expenditures at all – they are allocations of profits the business has already earned. For example, if a company appropriates $100,000 of its profits to a “building reserve” (for future construction) or converts some retained earnings into share capital, those amounts are not deductible in computing taxable income. They are essentially retained profit, not a cost of producing income.

The reason behind this prohibition is clear: only actual incurred expenses can reduce income. Moving money into a reserve is just shifting profits from one column to another, not consuming resources to generate income. Without Section 16(1)(e), a company might try to argue that by reserving funds (perhaps as a prudential measure or to expand later), it should get a tax break – but tax law does not recognize such appropriations as real expenses. They remain part of the company’s profits (merely earmarked or reclassified), and thus they stay in the tax base.

Example: At year-end, XYZ Ltd transfers $50,000 to a “capital replacement reserve” to fund new equipment in the future. This $50,000 cannot be deducted from XYZ’s income. Only when XYZ actually spends it on deductible capital allowances (and then only via the capital allowance provisions) or on revenue expenses would any tax relief occur, and then under the appropriate sections of the Act. Simply reserving it has no immediate tax effect, by design of Section 16(1)(e).

Expenditures to Produce Exempt or Non-Taxable Income (Section 16(1)(f))

A fundamental tax principle is the matching rule: expenses should only be deducted against income that is taxable. Section 16(1)(f) enforces this by barring deductions for any expenditure or loss incurred in producing income that is exempt from income tax (or which is not from a Zimbabwean taxable source). If an income is not taxed, the expenses to earn it should not be tax-deductible either – otherwise taxpayers could finance their non-taxable streams with tax-deductible costs, effectively sheltering taxable income improperly. Section 16(1)(f)(i) specifically covers expenses related to amounts exempt under Part III of the Act or income not from a Zimbabwean source, and 16(1)(f)(ii) extends this to expenses of any activity which, had it produced income, that income would’ve been exempt or outside source. In short, if your activity’s gains aren’t taxed, your losses or costs from that activity can’t offset other taxable income.

Practical examples:

A Zimbabwean company earns interest on a Government bond that is tax-exempt by law (government securities are often tax-free). If the company borrowed money to buy the bond, the interest it pays on that loan is not deductible because it’s incurred to produce exempt interest income. The exempt interest comes out of the tax net, and so must the associated interest expense.

An individual has a rental property in a foreign country. If that rental income is not taxable in Zimbabwe (because it’s foreign source and perhaps taxed abroad), then costs like overseas trip expenses to maintain that property or foreign property management fees cannot be deducted against the individual’s Zimbabwean income. Section 16(1)(f) ensures that only Zimbabwe-taxable income can have related costs deducted.

This rule prevents what would effectively be a double dip or arbitrage, where one could use losses of an untaxed activity to reduce taxes on a taxed activity. It also encourages taxpayers to compartmentalize activities – if you want the deduction, ensure the income is taxable in Zimbabwe; if you enjoy an exemption, you operate on your own dime. This matches the policy intent behind each exemption. (Notably, if an income is only partially exempt, expenses are typically apportioned so that only the portion related to taxable income is deductible – a principle backed by case law such as Ronpibon Tin NL v FCT (Aust.) on apportionment.)

Dividends from Shares (Section 16(1)(n))

Dividends received from companies have special tax treatment. Local Zimbabwean dividends are generally subject to a withholding tax (and often exempt from further income tax for the recipient), while foreign dividends for residents may be taxed at a flat rate. Section 16(1)(n) specifically prohibits deductions for any expenditure incurred in producing income from shares or stocks of a company. In practice, this means you cannot deduct costs to acquire or hold shares, since dividends (the income from shares) are either exempt or taxed on a gross basis without deductions. For example, interest on money borrowed to buy shares, or consultancy fees paid to research stocks, would not be deductible against your other income. The law explicitly notes that dividends from foreign companies, which are taxable to a Zimbabwe-resident at a flat rate, are taxed without any deduction for related expenditure. The flat tax on such dividends is final, and you can’t erode it by claiming expenses.

Illustration: Mr. D invests in a foreign mining company’s shares and pays a broker $500 for advice. He later receives a $2,000 dividend, which Zimbabwe taxes at (say) 20% final tax. Mr. D may not deduct the $500 advisory fee from any other income or from the dividend – the dividend tax is computed on the full $2,000. The $500 is effectively a non-deductible investment cost due to Section 16(1)(n). The rationale is to keep the taxation of passive investment income straightforward (gross basis) and to prevent investors from leveraging to buy shares and sheltering other income with the interest costs. This ties back to the principle in Section 16(1)(f): dividend income is either exempt or separately taxed, so expenses to earn it are carved out of deductions.

Bank or Deposit Interest (Section 16(1)(o))

Similarly, Section 16(1)(o) targets a specific scenario: it disallows any expenditure to produce income consisting of interest from a local bank, discount house, finance house, or building society. In Zimbabwe, interest earned by individuals on bank deposits is typically subject to a final withholding tax (and interest for companies may be taxable or exempt up to certain thresholds). The law ensures that if you incur costs to earn such interest (for instance, if you took out a loan and on-lent the funds as a deposit), those costs aren’t deductible. This prevents a tax arbitrage where someone might deduct high interest expenses while their interest income is taxed at a favorable flat rate or exempt.

For example, suppose a company borrows $100,000 at 10% interest and places it as a fixed deposit at another bank at 8% interest. It earns $8,000 interest and might pay $10,000 interest – an overall loss economically. Without Section 16(1)(o), the company could try to deduct the $10,000 interest expense against other taxable income, while the $8,000 interest income might be subject to only a 15% withholding (or exempt if below a threshold). The tax system would effectively subsidize the interest arbitrage. Section 16(1)(o) stops this by saying: no deduction for expenses to earn bank interest. In essence, interest from ordinary deposits is meant to be either tax-free or lightly taxed on a gross basis, and you cannot engineer a deduction to offset that.

The broader principle with (n) and (o) is consistent: for certain categories of passive income (dividends, bank interest) that are taxed via special mechanisms, the associated expenses are ring-fenced out of deductions. This maintains the integrity of the tax base and simplifies administration. It’s worth noting that these rules mainly affect financial or investment transactions; regular business interest (e.g. a manufacturer borrowing to finance operations) is not caught by (o) because that interest expense is incurred to produce trading income (not interest income) and would be evaluated under the normal Section 15 tests and other limitations (like thin capitalization, discussed later).

Contributions to Unapproved Funds (Section 16(1)(g))

To encourage formal retirement and benefit schemes, the law differentiates between approved and unapproved funds. Section 16(1)(g) disallows any deduction for “any contribution made by a taxpayer to a fund established to provide pensions, annuities, sickness, accident, unemployment or other benefits for employees or their dependants, unless it meets approval requirements”. In practice, this means an employer can only deduct contributions to employee benefit funds that are approved by the Commissioner (or other relevant authority under the Act, e.g. pension or provident funds that meet certain criteria). Contributions to any other private or informal scheme are not deductible.

For example, if a company sets aside money each month into a private trust for paying bonuses or future pensions to staff, but that scheme is not an approved pension or benefit fund under the Income Tax Act, those payments into the fund cannot be deducted from the company’s income. On the other hand, contributions to an approved pension fund or NSSA (national social security) are generally deductible under separate provisions. Section 16(1)(g) acts as a backstop to deny deductions for any unapproved arrangement. The reason is to channel employers toward using regulated retirement funds (which typically have contribution limits and ensure the benefits are properly taxed or exempted when paid out). It prevents a scenario where an employer could, for instance, funnel profits into a self-controlled “rainy day fund” and claim it as an expense, without oversight.

Illustration: ABC Ltd donates $20,000 to a benevolent fund it created for long-serving employees (for use at management’s discretion in helping retirees). While well-intentioned, unless that fund is approved under the Act, ABC Ltd cannot deduct the $20,000 as a business expense. It would be considered a non-deductible application of profits. By contrast, if ABC contributes $20,000 to a registered pension scheme for its staff, that should be deductible (under Section 15 or special provisions) because such schemes are recognized. The tax logic here is both to prevent avoidance (using fake “funds” to hide profits) and to ensure equity – only genuine, legislatively-sanctioned employee welfare expenses get relief.

Notional Interest on Owner’s Capital (Section 16(1)(h))

Businesses often employ their own capital in operations, which carries an opportunity cost (the owner could have invested it elsewhere for interest). However, Section 16(1)(h) expressly forbids deducting “interest which might have been earned on any capital employed in the trade”. This refers to imputed or notional interest on the proprietor’s or shareholder’s own funds. In other words, you cannot claim a deduction for a return you forego by using your money in the business. Only actual interest expenses (e.g. interest on a bank loan) may be deductible under normal rules; but the hypothetical “interest” on your equity or retained earnings is not.

For example, if a sole trader invests $50,000 of her savings into her business, she might reason that she “loses” say $5,000 of bank interest she could have earned annually. She cannot treat that $5,000 as a business expense. Section 16(1)(h) prohibits it because no one actually paid that interest – it’s not an incurred expense, just an opportunity cost. Allowing such a deduction would open the door to every business owner claiming arbitrary amounts (and it would effectively convert the normal profit of the business into a “net of notional interest” figure, which is not how tax accounting works). Taxable income is based on real transactions, not what-ifs.

The reason behind this prohibition is to distinguish between true financial costs and the cost of owner’s capital which is effectively the owner’s share of profits. In classic tax law (echoing principles from cases like Ochberg v CIR in South Africa decades ago), you cannot turn your expected return on your own investment into a tax-deductible expense. That would blur the line between profit and expense and potentially let income escape taxation without any actual cash outflow from the business.

Illustration: A family company has no debt but the directors decide to book a notional interest charge of ZWL 100,000 on shareholder funds in the general ledger to reflect “cost of capital.” For accounting maybe this shows a different performance measure, but for tax, ZIMRA will add back that ZWL 100,000. It is not a genuine interest payment to anyone – it “might have been earned” elsewhere, but wasn’t actually paid or incurred. Section 16(1)(h) slams the door on any such theoretical deductions.

Exclusive Selling Rights and Restrictions (Section 16(1)(j))

Businesses sometimes pay to eliminate competition or secure exclusive markets – for instance, paying a distributor or retailer to only sell their product and not competitors’. Section 16(1)(j) addresses this by disallowing deductions for “any expenditure incurred by the taxpayer in pursuance of an obligation which restrains another person from selling goods other than those supplied by the taxpayer”. In simpler terms, payments for sole distribution or exclusive selling rights are not deductible.

Such payments are often called “restraint of trade” or exclusivity agreements in commercial practice. The law views them as creating a long-term benefit (a protected market or goodwill advantage), which is more akin to a capital outlay than a day-to-day expense. By prohibiting a deduction, Section 16(1)(j) aligns with the logic that buying out competition or securing a monopoly is an investment in the profit-making structure, not a cost in earning the current income. It also prevents tax deductions for potentially anti-competitive arrangements (reflecting a policy stance that the tax system should not subsidize market restraint).

Example: A beverage manufacturer pays a chain of stores an annual fee of $30,000 on the condition that the stores stock only its brand of drinks and no others. That $30,000 payment falls squarely under Section 16(1)(j) – it is incurred to restrain the store from selling competitors’ goods, i.e. to secure sole selling rights. The manufacturer cannot deduct this fee from its taxable income. The payment is considered a non-deductible expense (likely treated as a capital or goodwill payment). If the manufacturer instead simply paid for advertising or shelf space (without exclusivity), those would be ordinary marketing costs and generally deductible. The presence of a restrictive covenant changes the character and triggers the prohibition.

Reasoning: This prohibition is consistent with case law that has treated payments to eliminate competition or to acquire an exclusive market as capital. For instance, in foreign cases like Collins v IRC (UK), lump sums paid to publicans to only sell a particular brewer’s beer were held to be capital (acquiring an enduring advantage). Section 16(1)(j) codifies a similar outcome in Zimbabwe – whether lump sum or periodic, the payments for exclusivity do not qualify as revenue deductions. Businesses need to be aware that the tax benefit of such deals is nil, which might factor into their decision on how much to pay.

Excessive Leasing Costs for Passenger Vehicles (Section 16(1)(k))

To curb excessive claims on luxury cars, Section 16(1)(k) limits deductions for passenger motor vehicle lease payments beyond specified thresholds. If a taxpayer leases a passenger vehicle (as defined in the Fourth Schedule) for their business, any lease expenses above the cap set by law are disallowed. The limits have changed over time with inflation and currency changes. As of recent law, for leases entered on or after 1 January 1999, the cap was set around ZWL $100,000 (in 1999 terms), and this has been updated (e.g. to USD 50,000 for leases after 2009, and higher in local currency in later years). In the ZIMRA guidance, it’s summarized that any amount in excess of $100,000 for leasing a passenger vehicle is not deductible – indicating the prevailing limit in local currency post-revaluations.

How it works: Suppose a company leases a luxury SUV for ZWL 200,000 a year. If the deductible cap is ZWL 100,000, the extra ZWL 100,000 is a prohibited deduction under Section 16(1)(k). The company can only claim ZWL 100,000 of the lease expense against its income; the rest is added back for tax purposes. If the lease spans multiple years, the cap applies to the cumulative lease costs (with detailed rules in the Act for leases across years – essentially you can’t circumvent by multi-year structuring). The rationale is to prevent taxpayers from getting an unlimited write-off for costly cars under the guise of “lease payments,” which could be inflated or used to finance personal luxury. It also equalizes treatment with owned cars – where depreciation for expensive vehicles is similarly restricted.

Example: FastDelivery Pvt Ltd leases two cars for its executives. Car A lease cost = ZWL 80,000 (small sedan), Car B lease cost = ZWL 300,000 (luxury sedan). Under Section 16(1)(k), the ZWL 80k for Car A is fully deductible (within cap), but for Car B, only ZWL 100k is deductible – the remaining ZWL 200k is disallowed. FastDelivery must add ZWL 200k back to taxable income. This way, the tax system acknowledges a reasonable cost for business transport but disallows the portion deemed excessive. The disallowed portion is essentially treated as a personal or capital indulgence not borne by the fiscus.

Note: These specific monetary limits have been periodically revised by Finance Acts (as indicated by amendments in 2020, 2021, 2023, etc.). Tax practitioners must check the current threshold in ZWL or USD equivalent for the year of assessment in question, as hyperinflation and currency changes have necessitated updates. The 2026 Budget did not explicitly propose new vehicle lease thresholds, but any major currency reform could trigger an adjustment for fairness. The underlying principle remains – there is a ceiling on car lease deductions to prevent abuse.

Share Options and Awards to Employees (Section 16(1)(l))

When companies remunerate employees with shares or stock options, the tax treatment can be tricky. In Zimbabwe, Section 16(1)(l) firmly disallows a deduction for “the cost of any shares awarded by the company to any employee or director”. In effect, if a company gives its own shares (or even shares of a related company) to staff as a bonus or incentive, it cannot claim a deduction for the value of those shares. The logic is that issuing shares is not an expense in the traditional sense – it’s a distribution of ownership (or capital) to the employee. Unlike a cash salary or bonus (which is deductible remuneration expense), shares typically do not involve an outflow of the company’s assets (if new shares are issued) or, if the company buys shares to give to employees, that purchase is seen as a capital transaction.

The law explicitly mentions that this prohibition counters any attempt to claim a deduction “in respect of either an issue of its own shares or an award of shares in another company (for related companies)”. So even if a parent company grants shares of a subsidiary to an employee, or vice versa, no deduction for the value is allowed to whichever entity bears the “cost.” The tax logic: such share awards are often accounted for as part of equity or as a special reserve (under accounting standards, an IFRS2 expense is recognized in the income statement, but tax law does not necessarily follow that accounting entry). Section 16(1)(l) ensures the company doesn’t get a tax break for essentially giving away a piece of itself.

Example: TechCo Ltd grants its CEO 1,000 shares as a performance reward. The shares are worth ZWL 500,000. For accounting, TechCo records an employee benefit expense of ZWL 500k. But for tax, Section 16(1)(l) disallows any deduction of that amount. From ZIMRA’s perspective, TechCo hasn’t expended cash or incurred a liability to a third party; it’s just diluted existing shareholders. Even if TechCo had purchased shares from the market to give to the CEO, that purchase would be considered a capital investment (acquiring and then transferring a capital asset), not an operating expense. No deduction is permitted. This stands in contrast to if TechCo had paid the CEO a cash bonus of ZWL 500k – that would be deductible as remuneration (and taxable to the CEO). The rule thus treats share-based compensation differently, typically taxing the employee on any gain at exercise or sale (separately) but denying the company a deduction.

Why this prohibition? It prevents companies from claiming large deductions for potentially inflated share valuations that don’t correspond to an actual cash outlay. It also aligns with the idea that creating or transferring an asset (shares) is not an ordinary business expense. Many jurisdictions wrestle with share-based payments; Zimbabwe has chosen the straightforward route of disallowing the employer’s deduction altogether (while still including any benefit in the employee’s gross income under Section 8, where applicable). Thus, Section 16(1)(l) keeps the playing field level – companies pay employees in shares out of after-tax profits. This also closes a loophole where, without such a rule, groups might try to form new companies and issue shares as “expense” to get deductions while raising capital.

Entertainment Expenses (Section 16(1)(m))

Entertainment costs are notorious in tax law because they often mix business with personal enjoyment. Zimbabwe’s Act takes a strict stance: Section 16(1)(m) prohibits deductions for “any expenditure incurred on entertainment, whether directly or by providing an allowance to an employee for entertainment”. “Entertainment” is broadly defined to include hospitality of any kind. This means money spent on client dinners, staff parties, recreational or social events, gifts, or hospitality is generally not tax-deductible. Even if you argue it’s for business promotion or maintaining customer relationships, the law explicitly precludes the write-off.

The only exception is if entertainment is provided in the ordinary course of a taxpayer’s trade for payment (e.g. a restaurant’s cost of food served, or a hotel’s cost of guest entertainment – those are not entertainment to the business, but rather the business’s product). But a manufacturing or consulting firm, for example, cannot deduct the cost of taking clients to golf or providing lunch to potential customers. Section 16(1)(m) also catches allowances given to staff to entertain on the company’s behalf – say a marketing manager is given $500 float each month to wine and dine clients; the $500 is not deductible to the company (and likely a fringe benefit to the employee possibly).

Example scenarios:

A firm throws a holiday cocktail party for its customers and spends $10,000. This $10,000 is disallowed by Section 16(1)(m). It doesn’t matter that the purpose was to foster goodwill or generate future sales; the tax law’s stance is that entertainment is too susceptible to mixed motives and abuse, so it’s easier to deny it across the board.

A sales rep submits an expense claim for ZWL 2,000 for taking a potential client to dinner and a football match. The company cannot deduct that reimbursement. It is providing hospitality (entertainment) to the client. As ZIMRA’s guidance notes, even a lunch for business associates, though intended to further trade relationships, is clearly precluded from deduction.

The reasoning: Entertainment often has a significant personal pleasure element, and tax authorities historically found it difficult to separate the genuine business part from the personal benefit. By disallowing all entertainment, the law avoids gray areas and prevents lavish corporate entertaining from eroding the tax base. It also aligns with regional norms – many countries either disallow or heavily restrict entertainment deductions for the same reasons.

Case Note: In COT v Rendle (a historical Rhodesian case), a taxpayer had attempted to deduct personal living costs including some that could be seen as quasi-entertainment (like hospitality at home) under the guise of business needs. The court, unsurprisingly, rejected those, classifying them as domestic expenses (which today fall under Section 16(1)(a)&(b)). Although not directly about client entertainment, the ethos is similar – personal or social expenses do not qualify. Zimbabwe’s legislature chose to explicitly list entertainment in Section 16 to remove any doubt.

In summary, businesses should treat entertainment costs as non-deductible for tax and budget for them accordingly. Only if an event is part of a selling price (e.g. a hotel banquet sold to a customer) can the normal cost of goods sold be deducted. But free or complimentary entertainment – no matter how vital the business thinks it is for networking – gets no tax relief.

Thin Capitalization: Excess Interest (Section 16(1)(q))

When a local company is financed heavily by debt from related parties, it can deduct interest payments which might shift profits out of Zimbabwe. To counteract this, Zimbabwe enforces a thin capitalization rule through Section 16(1)(q). This provision disallows any interest or finance charges paid by: (a) a local branch or subsidiary of a foreign company, or (b) a local company to another associated company, to the extent that the debt causing the interest makes the debtor’s debt-to-equity ratio exceed 3:1. In plain terms, if an entity’s affiliate loans are more than three times its equity, the interest on the excess debt is not deductible. The law provides that “any expenditure incurred in servicing any debt or debts … to the extent such debt(s) cause the person to exceed a 3:1 debt-to-equity ratio” is barred.

For example, consider ZimCo (Pvt) Ltd, a subsidiary of a multinational, with equity of $1 million. If it has intercompany loans of $5 million (5:1 D/E), it is thinly capitalized. Interest on the portion of debt beyond $3 million (which is the 3:1 cap for $1m equity) will be disallowed. So if it pays $400k interest on $5m, effectively only $ of that interest (proportion up to the cap) might be considered, and the rest ~$160k is non-deductible. Section 16(1)(q) thereby prevents companies from loading up on related-party debt to strip out profits as interest (a common international tax avoidance strategy).

There is an important proviso: the 3:1 thin cap rule does not apply to bona fide loans from local Zimbabwean banks or financial institutions, as long as lender and borrower are not associates and not colluding. The idea is to target foreign or related-party debt. Arm’s-length local borrowing is excluded, since that’s not usually done for tax avoidance (and interest paid stays within the local economy and tax net). Also, debts contracted through a Government credit facility by a public entity are exempted. These carve-outs ensure genuine commercial borrowing isn’t unfairly penalized.

Why disallow excessive interest? Interest is generally deductible, but when a company is over-leveraged with shareholder or parent loans, the “interest” starts looking like a disguised dividend – a payment out of profit. Thin cap rules globally decide a fair mix of debt vs equity (3:1 in Zimbabwe’s case) and treat interest beyond that as essentially an equity return (hence not deductible). This protects the tax base from profit shifting. Zimbabwe’s 3:1 ratio is relatively standard. Companies must monitor their balance sheets: if they are close to or over the ratio, some interest won’t get tax relief.

Example: A mining subsidiary has equity $10m and related-party loans $50m at 8% interest. D/E = 5:1, which is thin. Interest paid = $4m. Under Section 16(1)(q), interest on the excess debt ($50m – $30m allowed = $20m excess) is disallowed. That excess proportion is $20m/$50m = 40% of the total interest. So $1.6m of the $4m interest is non-deductible. Only $2.4m can be deducted (assuming it otherwise qualifies). The rule effectively forces the subsidiary to bear some tax instead of wiping out profit entirely via interest.

2026 Update: The Budget proposals did not directly change the 3:1 ratio, but they reintroduced a 15% withholding tax on interest paid to non-residents. This goes hand-in-hand with thin cap: even the allowed interest will face a withholding tax outflow. Additionally, a significant proposal was to limit the deduction of carried-forward losses to 30% per year for mining companies. While that is not part of Section 16, it parallels the intent of thin cap – ensuring companies (especially in mining) pay some tax instead of perpetually sheltering income. If enacted, from 2026 a mining firm can only use 30% of its assessed loss in a given year to offset profits (slowing down how quickly losses eliminate taxable income). This complements interest restrictions in curbing aggressive tax planning.

Management and Administration Fees to Associates (Section 16(1)(r))

Multinational groups often charge management or admin fees to subsidiaries. Zimbabwe’s Section 16(1)(r) puts a cap on deductions for such intra-group service fees. If a local taxpayer incurs expenditure on fees, administration or management in favor of an associated enterprise (or local branch of a foreign company), the deductible amount is limited to a percentage of the taxpayer’s other deductible expenses, per a formula in the Act. Specifically, for pre-commencement of trade or periods of no production, the cap is 0.75% of the sum of other allowable deductions (with some adjustments). After production begins, the cap is 1% of that benchmark formula. Any amount of associated management/administration fees beyond these percentages is prohibited from deduction.

In simpler terms, Zimbabwe will not allow a subsidiary to deduct huge head-office or related-party service fees that are disproportionate to its own level of expenses. It assumes that a reasonable management fee should be very small relative to the total operations. For example, if a local company has allowable expenses of $10 million, an associated management fee would be capped at $75,000 in the pre-operations phase, or $100,000 during normal operations (0.75% or 1% of $10m). Any fee above that – even if charged and paid – cannot be deducted. This protects against profit stripping via inflated “management charges,” a common tactic for shifting profits to low-tax jurisdictions.

ZIMRA’s published guidance notes that Section 16(1)(r) “applies to general administration and management fees paid by a subsidiary or holding company or a local branch (of a foreign company)”, and implies it has special relevance where the parent is engaged in mining operations. (Mining often faces high management fees to offshore head offices.) The formula in the law subtracts any foreign-paid fees and certain allowed foreign expenses to determine the base (A – (B+C) in the Act), ensuring that if some fees were already paid abroad, the cap becomes even tighter on any remaining fees.

Example: HarareCo is a local subsidiary that paid a $500,000 “group service fee” to its Mauritius parent in 2025. If HarareCo’s total deductible expenses (excluding this fee) are $20 million, 1% would be $200,000. So $300,000 of the fee is disallowed by Section 16(1)(r). HarareCo can only deduct $200k of that fee; the rest is added back to taxable income. If HarareCo wasn’t yet trading (say it was still setting up a project), the cap would be 0.75% ($150,000) and even more of the fee would be disallowed.

The reasoning here is akin to transfer pricing but with a blunt statutory tool: it pre-empts disputes about whether the fee is “arm’s length” by simply limiting the quantum. If the group truly provided extensive services, the fee above 1% of expenses is effectively a contribution from parent to subsidiary which isn’t deductible. From a tax logic perspective, this ensures the local entity’s profits aren’t unduly drained. It also encourages multinational groups to localize genuine administrative costs or to charge fees commensurate with the size of local operations.

Foreign Exchange Rate Differential on Interest (Section 16(1)(s))

Rounding out Section 16 is a rule targeting a specific avoidance involving exchange rates on interest for foreign loans. Section 16(1)(s) disallows any deduction for interest on foreign loans in excess of the interest that would have been payable if the exchange rate used to buy the foreign currency for that interest was the normal market rate offered to other clients by the bank on that day. This sounds technical, but it addresses situations where a business might obtain foreign currency (to pay interest to an offshore lender) at an unfavorable or non-standard rate – perhaps through a related-party forex deal or black market – and then claim a larger Zimbabwe-dollar interest deduction.

For example, suppose a local company owes USD 100,000 interest to a foreign parent. If the official bank rate is ZWL 300:USD1, the interest cost in books should be ZWL 30,000,000. If the company somehow acquired USD on the parallel market at say ZWL 500:USD1, and paid ZWL 50,000,000 to get USD 100k, it might attempt to claim ZWL 50 million as an interest expense. Section 16(1)(s) prevents that. It says: only the interest calculated at the ordinary bank rate is deductible; any excess caused by using a worse exchange rate is not. The disallowed portion is effectively treated as a forex loss due to non-market exchange, which the law deems non-deductible.

The rationale is to stop companies from inflating interest deductions via currency arbitrage or non-arm’s length forex arrangements. In a volatile currency environment, without this rule a firm could deliberately purchase forex at a higher cost (perhaps from a related entity or through a controlled channel) and thereby jack up its local deductible expense. Section 16(1)(s) aligns the deduction with a fair market exchange rate. Any extra cost paid above that (maybe due to breaking exchange control rules or using unofficial channels) is not recognized for tax. It essentially also nudges taxpayers to acquire forex through formal banking channels (since only the bank’s rate will be fully honored for deductions).

Illustration: ZimMining Ltd has a loan from its UK shareholder, with annual interest of GBP 50,000. On payment due date, the official interbank rate is ZWL 1,000 = GBP 1, so interest in local terms is ZWL 50 million. However, forex shortages force ZimMining to buy on the parallel market at ZWL 1,500 = GBP 1, costing ZWL 75 million. ZimMining can only deduct ZWL 50 million. The extra ZWL 25 million (the “exchange rate penalty”) is disallowed by Section 16(1)(s). ZimMining bears that loss with no tax relief. The tax logic is that only a normal commercial expense is recognized; any excess paid due to currency disparities is not seen as incurred “for the purposes of trade” but rather due to monetary conditions or possibly improper exchange deals.

This rule is somewhat unique to jurisdictions with exchange controls or multiple exchange rates. It exemplifies how tax law adapts to local economic context: in Zimbabwe’s case, managing the impact of currency instability on deductions. The policy goal is to avert abuse and ensure parity – a taxpayer who accesses forex at a fair price isn’t disadvantaged, but one who pays an artificially high price (perhaps to a related broker) cannot turn that into a tax advantage.

Conclusion

Section 16’s prohibited deductions cover a broad range of outlays that, for one reason or another, fall outside the sphere of normal business expenses that the tax system is willing to recognize. By disallowing private, capital, or excessively aggressive expenses, these rules protect the tax base and enforce the fundamental principle that only expenses incurred in earning taxable income, and that are neither personal nor capital in nature, should reduce taxable profits. In many cases, Section 16 reinforces what would anyway be concluded from the general deduction formula in Section 15(2)(a) – for instance, private expenses and capital outlays wouldn’t meet the test of being incurred for trade in the production of income. But Section 16 goes further by explicitly naming certain grey-area items and novel schemes, slamming the door on them in advance.

To recap with a few key contrasts to Section 15 allowances: Section 15 allows things like wages, raw material costs, rent for business premises, utility bills, repairs, finance charges on business loans, bad debts, and other ordinary expenses – provided they are not capital and not private. Section 16 then lists what must be excluded even if one might argue they have some business flavor. For instance: entertainment – one might say it promotes business, but Section 16 says no, it’s out. Contributions to a personal pension for staff – could argue it’s staff cost, but if unapproved, Section 16 says out. Buying a customer list or exclusive right – could yield income, but it’s an enduring benefit, so out.

Prevent personal consumption from being passed off as business (a, b, i, m, fines).

Disallow the use of tax payments or penalties to reduce tax (d, d1, fines).

Curtail profit shifting through financial structuring (k, q, r, s).

Understanding Section 16 is crucial for tax planning: it draws the red lines that taxpayers cross at their peril. Real-life practice should be to add back these prohibited items in tax computations. Tax auditors frequently check for these – e.g. reviewing ledger accounts for entertainment, repairs to directors’ homes, or management fees to head office – and adjust taxable income upward if they find them deducted.

Finally, staying updated is vital. Changes like the proposed IMTT deductibility and mining loss limitation show that what is non-deductible today might change tomorrow (and vice versa) depending on policy shifts. For instance, if IMTT becomes deductible, companies’ after-tax cost of electronic transactions will effectively reduce. If mining loss use is capped, mining firms will need to reassess how quickly they can tax-effectively use their huge development expenditures. While these particular proposals affect Section 15 (what’s allowed) more than Section 16, they form part of the same theme: defining the boundaries of taxable income.

In a Zimbabwean tax training context, Section 16 serves as a cautionary list. Students and new professionals should commit these prohibited categories to memory and understand the reasoning, so they can advise correctly and spot non-compliance. The case laws discussed (like L v COT on personal medical costs, Pyramid Agencies on fines, etc.) highlight how courts interpret these rules: consistently upholding the prohibitions to maintain the integrity of the tax system. In practice, when computing a client’s tax or doing a tax return, one might prepare a schedule reconciling accounting profit to taxable income, and Section 16 items are common add-backs on that schedule. This ensures the final taxable income is properly calculated according to the law.

As tax law evolves (with digital taxes, new economic policies, etc.), Section 16 may get new paragraphs or amendments (for example, a future prohibition on some currently unlisted item, or removal of one if policy deems it allowable). For now, the items covered up to (s) paint a comprehensive picture of Zimbabwe’s disallowed deductions. Mastering these not only helps in compliance but also in understanding the policy rationale – which is just as important for higher-level tax advisory. A “top-tier” tax professional in Zimbabwe should be able to explain to a client not just what is disallowed but why, and explore alternative approaches if needed (for instance, structuring a car acquisition via a finance lease vs. operating lease to navigate the (k) limits, or ensuring any staff welfare fund is approved to get deduction). Armed with the knowledge from this lecture, one can approach those tasks with confidence and clarity, ensuring that taxable income is determined in accordance with both the letter and spirit of the law.

Income Tax Lesson 1
Sources of Tax Law
Income Tax Lesson 2
Introduction to Taxation
Income Tax Lesson 3
Persons Liable to Tax
Income Tax Lesson 4
Tax Residence & Source
Income Tax Lesson 5
Gross Income Definition
Income Tax Lesson 6
Capital vs Revenue
Income Tax Lesson 7
Specific Inclusions
Income Tax Lesson 8
Fringe Benefits
Income Tax Lesson 9
Exempt Income
Income Tax Lesson 10
Allowable Deductions
Income Tax Lesson 11
Specific Deductions
Income Tax Lesson 12
Capital Allowances
Income Tax Lesson 13
Prohibited Deductions
Income Tax Lesson 14
Taxation of Mining
Income Tax Lesson 15
Taxation of Farmers
Income Tax Lesson 16
Employment Tax & PAYE
Income Tax Lesson 17
Taxation of Individuals
Income Tax Lesson 18
Taxation of Partnerships
Income Tax Lesson 19
Trusts & Deceased Estates
Income Tax Lesson 20
Corporate Income Tax
Income Tax Lesson 21
Tax Calculation & Credits
Income Tax Lesson 22
Withholding Taxes
Income Tax Lesson 23
Double Tax Agreements
Income Tax Lesson 24
Transfer Pricing
Income Tax Lesson 25
Returns & Record-Keeping
Income Tax Lesson 26
Tax Administration
Income Tax Lesson 27
ZIMRA Procedures & Appeals
Income Tax Lesson 28
Representative Taxpayers
Income Tax Lesson 29
Income-Based Levies
Income Tax Lesson 30
Objections & Appeals
Income Tax Lesson 31
Tax Recovery & Collection
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