Introduction to Specific Allowable Deductions

In Zimbabwe’s Income Tax Act [Chapter 23:06], Section 15 governs deductions permitted in determining taxable income. Section 15(2)(a) sets out the general deduction formula, allowing any revenue expenditure incurred “for the purposes of trade or in the production of income” (provided it’s not of a capital or private nature). However, the Act then enumerates specific allowable deductions in Section 15(2)(b) through (r) that go beyond the general rule. These provisions permit particular expenses – including certain capital outlays that would ordinarily be disallowed under general principles – to be deducted subject to conditions. Section 16 of the Act complements this by listing disallowable items (e.g. private or capital expenses, taxes, penalties, etc.), so many Section 15(2) allowances effectively carve out exceptions to those disallowances. For example, capital expenditures are generally not deductible (Section 16), but Section 15(2)(c) expressly allows depreciation via capital allowances. The specific deductions thus ensure taxpayers get relief for particular investments or costs that policymakers have chosen to encourage (such as capital development, mining exploration, agricultural improvements, scientific research, and certain public interest donations), even if those might not meet the strict “incurred for trade” test in Section 15(2)(a) or are otherwise excluded by Section 16.

This document provides a lecture-style overview of all key deductions under Section 15(2)(b)–(r) and related Schedules of the Income Tax Act. For each category, we will list and explain the deduction, outline its conditions or limitations, clarify how it interacts with the general deduction rule and disallowances, and illustrate with examples. We also highlight relevant case law (where applicable) that has interpreted these provisions. Furthermore, we note any changes up to 2025 – including the removal or amendment of certain deductions – and new proposals in the 2026 Budget that would affect this specific deduction regime.

Repairs and Improvements to Property – Sections 15(2)(b), (d) & (e)

Repairs to Trade Assets (Section 15(2)(b))

The Act specifically allows a deduction for expenditure on repairs of property or assets used in the taxpayer’s trade. This provision ensures that routine maintenance and repair costs – e.g. fixing a factory roof or servicing machinery – are deductible even though they merely restore an asset rather than produce new income. The key condition is that the expenditure must genuinely be a repair (restoring an asset’s functioning) and not an improvement or upgrade. In practice, courts distinguish repairs (deductible) from improvements (capital, not deductible under (b)): a repair involves bringing an asset back to its original efficient state, whereas an improvement yields a better asset than originally existed. For example, replacing broken windows or repainting a shop would be repairs deductible under Section 15(2)(b), but adding a new wing to the building is a capital improvement (not allowed as a repair expense).

Lease Premiums (Section 15(2)(d))

When a taxpayer (lessee) pays a lump-sum premium to acquire or extend a lease of property, this payment is essentially a capital cost for securing use of premises. Ordinarily, such a cost is not annually incurred and might be disallowed as capital. Section 15(2)(d) provides relief by allowing the lessee to deduct a lease premium in equal instalments over the lease term (or 10 years, whichever is shorter). This mirrors the income inclusion for the lessor: the landlord is taxed on the premium spread over the lease period (maximum 10 years). For instance, if a business pays a US$50,000 premium for a 5-year lease of a warehouse, it can deduct US$10,000 per year for 5 years under this provision. If the lease exceeds 10 years, the deduction is pro-rated over 10 years. This treatment ensures the expense is matched to the period of benefit, aligning with the accrual principle.

Note that case law has long recognized such spreading: in Commissioner of Taxes v Shein, the court allowed allocating a lump-sum lease inducement over the lease term to reflect true income – similarly for deductions, the tax law codifies this spreading for fairness. The tenant must actually have paid the premium and be using the property for trade to claim the deduction. If the lease is terminated early, typically any remaining unclaimed premium might be deductible in the termination year (and correspondingly the landlord would be taxed on the remaining balance).

Lease Improvements by Tenant (Section 15(2)(e))

Often lease agreements require the tenant to make improvements (additions or alterations) to the leased premises which become the landlord’s property at lease-end. Such capital outlays by the tenant ordinarily would not be deductible (as they create a lasting improvement – a capital asset – for the landlord’s benefit). Section 15(2)(e) allows the tenant to deduct the cost of leasehold improvements, usually spread over the lesser of the improvement’s useful life or the remaining lease duration. In practice, the Act (via the 4th Schedule or specific rules) permits writing off leasehold improvement costs over 10 years or the lease term to parallel the landlord’s income inclusion for those improvements. For example, if a retailer tenant erects partitioning and fixtures in a rented store at a cost of US$20,000 with 5 years left on the lease and no compensation from the landlord, the tenant can deduct US$4,000 per year for 5 years under this provision. If the lease were, say, 15 years, the deduction would likely be spread over the statutory max of 10 years (i.e. US$2,000 per year for 10 years). An important condition is that no compensation is received from the landlord; if the landlord reimburses or reduces rent in exchange, the arrangement may be treated differently. Essentially, Section 15(2)(e) prevents a tax penalty on businesses that must invest in leased premises – it puts them in a similar position as if they had paid higher rent (which would be fully deductible).

Capital Allowances on Fixed Assets – Section 15(2)(c) & Fourth Schedule

Section 15(2)(c) is a critical provision that permits capital allowances in lieu of depreciation for buildings, machinery, equipment and other fixed assets used in a business. Because Section 16 generally prohibits deductions for capital expenditure (e.g. the cost of acquiring assets or improvements), Section 15(2)(c) and the Fourth Schedule to the Act provide specific mechanisms by which taxpayers can deduct capital costs over time. In essence, rather than allowing book depreciation, the tax law grants Special Initial Allowances (SIA) and Wear-and-Tear (W&T) allowances on qualifying assets. These allowances serve to spread the cost of an asset over several years as a deduction, reflecting the asset’s consumption in earning income.

Special Initial Allowance (SIA)

SIA is an accelerated depreciation available on new or newly acquired assets, granted upon an explicit election by the taxpayer. As of current law, the SIA allows 100% of an asset’s cost to be written off over four years: 25% in the first year of use and 25% in each of the next three years. (Notably, prior to 2010 the SIA was even faster – 50% in Year 1 and 25% in Years 2 and 3 – but this was revised to a more gradual 25% straight-line over 4 years). Key conditions for SIA include:

• The asset must be used at least 90% for the taxpayer’s trade (if an asset has significant non-business use, SIA is denied and only proportionate W&T may apply).
• For buildings, SIA is typically only available for assets constructed by the taxpayer (not just purchased second-hand) and sometimes only in certain areas (e.g. growth point areas for commercial buildings).
• The taxpayer must elect SIA – if no election, only normal W&T is given.

SIA is calculated on original cost and is not apportioned for part-year use – even if an asset is acquired mid-year, the full 25% can be claimed (provided it’s in use by year-end). For example, if a company buys a machine for US$100,000 and opts for SIA, it can deduct US$25,000 per year for four years (totaling the full cost) regardless of the machine’s actual accounting depreciation. If the asset is sold before four years, any excess allowances may be recouped (see “recoupment” below). SIA provides a tax incentive by front-loading depreciation – especially helpful for new ventures and investments. (Note: Some special assets or sectors have different SIA regimes; for instance, certain energy or SEZ projects have been accorded 50%+25%+25% write-off, effectively the old accelerated regime. But generally, the standard 25%x4 applies post-2010.)

Wear and Tear (W&T) Allowances

If SIA is not elected (or not available for a given asset), the taxpayer can claim annual wear-and-tear on the asset’s tax written-down value. W&T rates vary by asset type and are prescribed in the Fourth Schedule or by Commissioner’s gazette. Movable plant and equipment (machines, furniture, tools, etc.) typically get W&T at a 10% per annum reducing-balance rate, whereas certain vehicles have 20% reducing-balance. Buildings have straight-line wear-and-tear: e.g. industrial buildings 5% of cost per year (20-year write-off) if SIA not claimed, commercial buildings 2.5% per year (40-year write-off) if no SIA. Some assets qualify for both SIA and W&T (if SIA is taken, W&T is typically not also given on that cost – except that in the old regime SIA was considered part of W&T for years 2–4). Under current rules, one either claims SIA (25% each year for 4 years on cost, then nothing further) or forgoes SIA and claims W&T for the asset’s useful life.

Recoupment and Scrapping Allowances

When an asset on which allowances were claimed is disposed of or scrapped, the Act has mechanisms to adjust for any difference between tax value and proceeds. A recoupment is the portion of sale price that represents previously deducted allowances – this is included in gross income (Section 8(1)(i)) up to the amount of deductions claimed. However, notably in Zimbabwe, mining sector recoupments are not taxed as income – instead, any proceeds reduce the capital expenditure pool (discussed under mining). For non-mining businesses, if a machine with a tax written-down value of $10,000 (after allowances) is sold for $12,000, the $2,000 above tax value is a recoupment taxable as income (though any amount above original cost would be a capital gain). Conversely, a scrapping allowance (Fourth Schedule para 4) is granted if an asset is disposed of for less than its remaining tax value (or is discarded). For example, if that machine was sold for $6,000 instead, the company has a $4,000 “loss” relative to its tax value – this $4,000 is deductible as a scrapping allowance. These ensure the taxpayer ultimately deducts no more and no less than the net cost of the asset.

Interaction with Section 16

Without Section 15(2)(c) and the Fourth Schedule, depreciation or asset purchase costs would be nondeductible capital expenses per Section 16(1)(g). This specific allowance overrides that, permitting a structured deduction for capital outlay in the form of wear-and-tear. Taxpayers must adhere strictly to the schedule rates and caps – any excess depreciation in accounts is added back in tax computations. Case in point: In ITC 1655 (Zim), a taxpayer who tried to write off an asset faster than the Fourth Schedule allowed was denied; only the statutory allowance is permitted, not arbitrary write-offs.

Mining Exploration & Development – Section 15(2)(f) & Fifth Schedule

Section 15(2)(f) provides special deductions for those engaged in mining operations (including mineral extraction and related prospecting, development, and processing). The Fifth Schedule details the allowances and deductions unique to mining income. Mining is capital-intensive and subject to uncertainty; thus, the Act grants generous deductions for exploration and development to encourage investment in this sector. In general, all capital expenditure on a mine (e.g. shaft sinking, mine equipment, development of ore bodies, etc.) is not depreciated asset-by-asset but pooled into a “capital redemption allowance” (CRA) system. The CRA is somewhat analogous to depreciation but with flexible methods that often yield faster write-offs than standard wear-and-tear.

Capital Expenditure & Redemption Allowances

Under the Fifth Schedule, all capital expenditure (capex) on mining – whether tangible (equipment, infrastructure) or intangible (development drilling, geological surveys) – is added to a mine’s “capital expenditure account.” Each year, the miner may claim a Capital Redemption Allowance which reduces this account. There are multiple methods to calculate CRA, allowing firms to accelerate deductions:

• Life-of-Mine Method: The default (Paragraph 2) is to deduct capex in proportion to the estimated remaining life of the mine. For example, if total capex is US$10 million and the mine’s expected life is 10 years, the miner claims $1 million per year as CRA. If the life is revised, future allowances adjust accordingly.
• Unit of Production Method: A variation where CRA is tied to output – effectively a unit-of-production depreciation. The allowance each year equals (capex × that year’s mineral output / total expected mineral reserves). This ensures deduction aligns with depletion.
• New Mine (Accelerated) Basis: Paragraph 4(4) allows a “new mine” election, granting maximum upfront allowances. In practice, under new mine basis a miner may deduct all capital expenditure in the year the mine commences production. This is extremely accelerated – essentially a 100% immediate write-off. Note: The 2026 Budget has proposed to remove or restrict this accelerated option, aligning allowances instead to the asset’s useful life. Currently though (through 2025), new mine basis is a powerful incentive.
• Mixed Basis: Paragraph 4(2) provides a mixed method, often used when a mine is expanding or has both old and new sections. A typical mixed method might deduct all pre-production expenditures immediately and then use life-of-mine for subsequent expenses.

Crucially, miners do not use the normal SIA/W&T of the Fourth Schedule for their mining assets – instead, they use these CRA methods. Also, no separate recoupment tax on disposal of mining assets: if a mining asset is sold, the proceeds reduce the capex pool (i.e. treated as negative capex) rather than causing taxable income. Another advantage: mining losses can be carried forward indefinitely, unlike the 6-year limit for other losses. (However, starting 2026, the government will limit mining loss utilization to 30% of taxable income per year, to prevent perpetual tax deferment.)

Exploration and Development Expenditures

• If incurred after production has commenced, they are treated as normal business expenses (deductible in the year incurred). This includes ongoing geological surveys, drilling of new boreholes, developing new ore seams, and administrative expenses of the mine in operation. For example, the cost of drilling exploratory pits in an operating mine to locate additional ore is deductible immediately, not capitalized.
• If incurred before commencement of production, these costs are part of the mine’s initial capital expenditure (capex) and are added to the Fifth Schedule pool (deductible via CRA). However, there is a critical exception: purely prospecting expenditure on an unsuccessful search – i.e. money spent on exploring a site where no viable minerals are found – is allowed as a current loss even though no production ensued. The Act recognizes that if a prospecting venture yields no mine, the costs should be deductible against other income (to encourage risk-taking).

Farming & Agricultural Deductions – Section 15(2)(z) & Seventh Schedule

Farmers are allowed to deduct certain capital or improvement expenditures unique to agriculture, under Section 15(2)(z) (as read with the Seventh Schedule). These are often one-time land development costs that would ordinarily be capital, but the law permits them as current deductions to encourage agricultural development. Key items include:

• Works to Prevent Soil Erosion: Expenditure on contour ridges, ditches, gabions, etc. to curb soil erosion is fully deductible. This recognizes conservation as part of farming operations.
• Water Conservation and Irrigation Works: The cost of constructing dams, irrigation canals, boreholes, wells, and pumping equipment for water supply on a farm is deductible in the year incurred.
• Stumping and Land Clearing: Removing stumps, roots, brush, or stones to prepare land for cultivation. These costs, which improve the land’s arability, are allowed as deductions.
• Fencing: The cost of erecting agricultural fencing (to enclose fields or paddocks) is deductible.
• Aerial & Geophysical Surveys: If a farmer conducts aerial surveys or geophysical analyses of land (e.g. to map soil quality or water tables), those costs are deductible.

These deductions are often collectively referred to as “special farming improvements.” In essence, the government treats these capital improvements as deferred expenses that produce future income and thus allows immediate deduction to encourage farmers to undertake them.

Forced Sales and Livestock Replenishment

The Seventh Schedule allows farmers who have a forced sale of livestock (due to e.g. drought) to elect to spread the income over three years. This prevents a spike in taxable income in the crisis year. Moreover, when the farmer later re-stocks the herd, the cost of purchasing replacement livestock is allowed as a “restocking allowance” – effectively deductible in full. For example, if a rancher sells cattle for $90,000 under duress and in the next two years spends $60,000 to buy new breeding stock, that $60k is deductible (and the $90k sale could be spread $30k per year as income).

Scientific Research & Training Expenditures – Sections 15(2)(m), (n) and (o)

Scientific Research and Development (R&D) (Section 15(2)(m))

The tax law encourages innovation by allowing a deduction for scientific experiments or research related to the taxpayer’s trade. Under Section 15(2)(m), any expenditure on experiments or research incidental to the taxpayer’s business is deductible, even if it is of a capital nature, as long as it does not involve buying land, buildings, or other fixed assets. For example, if a manufacturing company spends US$20,000 on raw materials and chemicals to experiment with a new formula for its product, that $20k is deductible in the year incurred. However, if it buys a patent, that is an intangible asset and likely capital.

Joint Research (Section 15(2)(n))

Where two or more taxpayers jointly finance a research or experiment, each is entitled to a deduction for their proportionate share of the total cost. The Act even provides a formula: each partner’s deduction = (their contribution / total contributions) × total R&D expenditure. This encourages collaborative R&D pooling resources.

Donations to Research Institutions (Section 15(2)(o))

This provision allows a deduction for donations made to approved scientific or educational institutions for research purposes. The recipient must be a public institution approved by the Commissioner, and the donor must direct that the funds be used solely for research in the field related to the donor’s trade. For example, a mining company donating to the University of Zimbabwe for mining safety research.

Training Expenditure

Historically, there was a “Training Investment Allowance” (Section 15(2)(l)) which allowed an extra deduction equal to 50% of costs of training facilities. It appears this was repealed/merged (standardized to 25% SIA). However, ordinary training fees for work-related courses remain deductible under Section 15(2)(a), and contributions to the Manpower Development Fund (1% levy) are fully deductible.

Bad and Doubtful Debts – Section 15(2)(g)

Section 15(2)(g) allows a business to deduct debts that have become bad (unrecoverable) during the year. The conditions for a bad debt deduction are:

• The amount must have been included in the taxpayer’s income in any prior year or arose from money lent in the ordinary course of a money-lending business.
• It is written off in the books as bad during the year.
• The taxpayer satisfies the Commissioner that reasonable steps were taken to attempt recovery.

A mere provision for doubtful debts (an estimate) is NOT deductible. For instance, creating a 10% provision on all receivables is disallowed and must be added back in tax computations. This principle was underscored in COT v TA Holdings. Also, if a debt previously written off is later recovered, the amount is included in gross income under Section 8(1)(n).

Pension, Retirement & Medical Contributions – Sections 15(2)(h), (i) & (j)

Pension Contributions (Section 15(2)(h) & (i))

Employers’ contributions to approved pension and benefit funds on behalf of their employees are deductible. However, there is a limit: the maximum allowable deduction for pension contributions (current and arrears combined) is US$5,400 per employee per annum. This cap prevents abuse via excessive contributions that are really disguised salary. Arrear contributions (Section 15(2)(i)) cover lump-sum payments for past service deficits but are subject to the same combined annual cap. Employer NSSA contributions (currently 4.5% of gross salary) are also deductible as compulsory business expenses.

Medical Aid Contributions (Section 15(2)(j))

Section 15(2)(j) permits a deduction for amounts an employer incurs on medical aid subscriptions or medical expenses for employees and their dependents. This treats healthcare benefits as part of personnel cost. For example, if a company pays $100 per employee per month to a medical aid society, that is fully deductible for the employer. There is typically no specific statutory monetary cap on medical contributions as long as they are "reasonable" and part of employment contracts.

Donations and Sponsorships – Sections 15(2)(p), (q), (r)

Educational Scholarships (Section 15(2)(p))

Allows deduction for grants, bursaries, or scholarships awarded to students. Conditions: (a) recipient must be at an educational institution; (b) studies in a field related to taxpayer's trade; (c) student cannot be a "near relative" (spouse, child, sibling, parent). This ensures capacity building in relevant industries.

Ex-Gratia Pensions (Section 15(2)(q))

Deduction for voluntary pensions paid directly to former employees/partners. Limits per recipient/year: Former employee (old age) – up to US$500; Former partner – up to US$200; Dependent of deceased/disabled – up to US$200.

Charitable Donations (Section 15(2)(r) and successives)

• National Scholarship/Bursary Funds: Fully deductible, no limit.
• Ministry of Health Trust Funds: Deductible.
• Educational Institutions (Schools): Deductible up to US$100,000 per year.
• Hospitals/Clinics (Govt/Mission): Deductible up to US$100,000 per year.
• Research Institutions: Deductible up to US$100,000 per year.
• ARV Drug Programs: Deductible up to US$100,000 per year.
• PPP Fund: Deductible up to US$50,000 per year.
• Local Authority Infrastructure: Deductible up to US$100,000 per year with Minister approval.
• Destitute Homeless Persons Rehabilitation Fund: Deductible up to US$50,000 per year.

All these caps are per taxpayer per year. Excess donations are non-deductible.

Other Specific Deductions

Subscriptions (15(2)(s)): Professional/Trade association dues are deductible.
Pre-Production Expenses (15(2)(t)): Deduction for costs incurred up to 18 months before commencement (market research, training, legal setup).
Trade Missions (15(2)(w)): Delegates to one trade convention/mission per year, capped at US$2,500.
Export Market Development (15(2)(gg)): "Super-deduction" of 200% for qualifying export development expenses (ads abroad, trade fairs, samples).

Illustrative Case Study & 2026 Proposals

Recent Changes & 2026 Budget Proposals

• Assessed Loss Restriction: From 2026, brought-forward losses can only offset up to 30% of current year taxable income.
• Mining Capital Allowances: Proposed scrapping of "New Mine" accelerated basis in favor of alignment with asset life.
• Bank Interest: From 2026, interest paid by banks to depositors will be explicitly deductible.

Conclusion

Mastering the specific deduction regime of Section 15(2)(b)–(r) is crucial for Zimbabwean tax practitioners. It requires not only understanding tax legislation text but also staying updated through Finance Act changes and learning from case law. Zimbabwe’s specific deduction provisions strive to balance economic stimulation with a fair reflection of the ability to pay.