Tanzania VAT Calculator: Add & Remove TRA VAT (2026)

VAT in Tanzania is administered by the Tanzania Revenue Authority (TRA) at a standard rate of 18% on mainland Tanzania, applying to most goods and services supplied in or imported into the country. This is one of the higher standard VAT rates in East Africa, matching Rwanda and Uganda, and above Kenya's 16% and Zambia's 16%.

A regional nuance worth knowing: Zanzibar's separate rate

Tanzania's VAT system has a genuine regional split that trips up calculations done without local knowledge. Mainland Tanzania applies the 18% standard rate described above, but Zanzibar applies its own 15% standard rate, except for banking, postal, telecommunication, insurance and digital services, which are taxed at 18% even in Zanzibar. This calculator defaults to the mainland 18% rate, since that covers the large majority of transactions; if you're specifically calculating VAT for a Zanzibar-based supply outside those four excepted service categories, use the custom rate override and set it to 15%.

Adding VAT to a net amount

For a net (VAT-exclusive) price of TZS 100,000 on the mainland, the 18% standard rate adds TZS 18,000 in VAT, giving a gross (VAT-inclusive) total of TZS 118,000. This is the calculation most commonly needed when quoting a price or checking a supplier's invoice.

Working backwards from a VAT-inclusive amount

To extract the net amount and VAT portion from a gross figure, divide by 1.18 rather than subtracting 18% directly. A TZS 118,000 gross total divided by 1.18 gives TZS 100,000 net, with TZS 18,000 as the VAT; subtracting 18% straight off the gross figure instead produces a smaller, incorrect net amount.

VAT registration in Tanzania

Registration is mandatory once a business's annual taxable turnover exceeds TZS 200 million on the mainland (TZS 100 million in Zanzibar), with the Commissioner having discretion to register intending investors who haven't yet begun taxable supplies but want to reclaim VAT on start-up costs. A reduced 16% rate has also been introduced for specific business-to-consumer purchases paid via bank or approved electronic payment systems under the Finance Act 2025, effective from September 2025 — a narrow, payment-method-specific exception rather than a general rate change, which this calculator doesn't apply by default given how recently it was introduced and how conditional its eligibility rules remain.

Zero-rated supplies and exports

Exports of goods and certain services from Tanzania are zero-rated, along with a defined list of other supplies including specific agricultural inputs. This calculator applies the mainland 18% standard rate by default; for a transaction you know is zero-rated, use the custom rate override and set it to 0%.

What this calculator doesn't cover

This tool handles standard-rate VAT arithmetic for mainland Tanzania only, using the custom rate override for the Zanzibar 15% rate or the conditional 16% electronic-payment rate where those apply. It doesn't detect zero-rated or exempt supplies automatically, and doesn't cover VAT registration mechanics or TRA filing requirements — it's a calculation tool for a known rate, not a substitute for TRA guidance on a specific transaction.

Withholding VAT: a Tanzania-specific mechanism

Tanzania's VAT system includes a withholding VAT mechanism that doesn't have a direct equivalent in most neighbouring countries' VAT rules. Certain appointed withholding agents — government entities and specifically appointed registered persons — are required to withhold a portion of VAT on standard-rated supplies made to them and remit it directly to TRA, paying the supplier only the remainder. This means a supplier invoicing a withholding agent may not receive the full VAT amount shown on their invoice in cash, even though the full amount is still correctly accounted for between the supplier, the withholding agent, and TRA. It's a compliance detail that doesn't change this calculator's arithmetic, but is worth knowing if a payment received doesn't match the VAT-inclusive total on an invoice issued to a government or otherwise appointed withholding agent.

Comparing Tanzania to its neighbours

Tanzania's 18% mainland rate places it alongside Rwanda and Uganda at the higher end of East African VAT rates, above Kenya (16%) and Zambia (16%). For cross-border trade within the East African Community, this rate difference is worth factoring into any landed-cost comparison — not just the currency conversion, but the underlying tax burden itself.