Minimum Alternative Tax in Zambia (2026)

1. Purpose and Legislative Framework

MAT was inserted into the Income Tax Act by Act No. 10 of 2025 and later amended by Act No. 17 of 2025 . The provision establishes a minimum tax burden by requiring a person or partnership to pay, in addition to income tax, a turnover-based charge where that charge exceeds the income-tax liability. The mechanism operates through two layers: a substantive charge under section 14A and a rate cap under Charging Schedule Paragraph 8 .

2. Chargeable Event and Base

MAT applies to any person or partnership carrying on business in Zambia . The tax is computed on total turnover, meaning the gross value of consideration from all business activities before deductions . This distinguishes MAT from income tax, which is assessed on net chargeable income after allowable deductions .

3. Rate and Dual-Track Liability

The maximum MAT rate is 1% per annum . The liability runs in parallel with income tax: a taxpayer is subject to both computations for the same charge year . The result is that the taxpayer must ultimately bear the higher of the two liabilities, with the lower amount converted into a credit rather than a refund .

4. Credit Mechanism

If MAT paid exceeds the income-tax liability for the charge year, the excess operates as a credit against income tax . The credit must be utilized within five subsequent charge years; any unused portion expires after that period . This creates a use-it-or-lose-it dynamic and prevents indefinite deferral .

5. Exclusions

MAT does not apply to persons or partnerships already subject to presumptive tax or turnover tax . In addition, railway-sector special purpose vehicles enjoy a twelve-year exclusion from the first year of operation of a public-private partnership project . The railway exclusion was added by the 2025 amendment and aligns with the extended concessionary rate schedule applicable to those projects .

6. Administration

The Minister has authority to make regulations covering assessment, collection, recovery, and procedural matters . Until such regulations are published, administration follows existing income-tax assessment and provisional-payment frameworks.

7. Practical Effect

For most taxpayers, MAT functions as a turnover-based floor . It is most relevant where low margins or high deductions produce a low income-tax liability relative to turnover. For high-margin businesses, income tax will usually exceed MAT and the provision has no additional effect. The credit mechanism ensures that the total tax burden never exceeds the income-tax liability when MAT is the higher amount .

8. Key Dates and Instruments

9. Open Questions

Several interpretative issues remain pending guidance, including the treatment of VAT-inclusive turnover, barter transactions, discontinued operations, and related-party revenue. The priority rule for utilizing multiple MAT credits is not addressed in the Act . Regulatory details under section 14A(6) are also awaited .

References

1. Republic of Zambia, Income Tax (Amendment) Act, 2025 (Act No. 10 of 2025). National Assembly of Zambia. Available: https://www.parliament.gov.zm/sites/default/files/documents/acts/Act%20No.%2010%20of%202025%20-%20The%20Income%20Tax%20(Amendment)-Act.pdf

2. Republic of Zambia, Income Tax (Amendment) (No. 2) Act, 2025 (Act No. 17 of 2025). National Assembly of Zambia.

3. Republic of Zambia, Income Tax Act, Chapter 323 of the Laws of Zambia, section 14A and Charging Schedule, Paragraph 8. Consolidated text available via ATLA: https://a-tla.org/zambia/income-tax-act-no-32-chapter-323

4. Republic of Zambia, Income Tax Act, Chapter 323, Charging Schedule, Paragraph 5(m). ATLA consolidated text.