Tanzania Statutory social-insurance contributions

What this value means

WHAT A PAYROLL ENGINE GETS WRONG IN TANZANIA. 1. THE COMPLETE MANDATORY SET FOR AN ORDINARY PRIVATE-SECTOR EMPLOYEE ON THE MAINLAND IS EXACTLY: NSSF 20% (10% employee + 10% employer, uncapped) + WCF 0.5% employer-only + SDL 3.5% employer-only if the employer has ten or more employees. Total employer cost is 14% of payroll for an employer over the SDL threshold, 10.5% below it. The employee's payslip deduction is 10%. 2. THERE IS NO NSSF CEILING. Unlike almost every comparable scheme in the region — Zambia's NAPSA, Namibia's SSC, Eswatini's ENPF all cap — Tanzania's NSSF runs at 20% of the whole wage however high it goes. An engine that ports a ceiling across from a neighbouring country will under-collect badly on senior salaries. 3. THE 10/10 SPLIT IS A DEFAULT, NOT A RULE. What the First Schedule fixes is the employer's TOTAL liability of 20 cents in the shilling and a maximum employee share of 10 cents. NSSF expressly permits 15% employer / 5% employee, and permits the employer to bear the entire 20% with no deduction. The employer's cost is the same in all three cases; only the employee's net pay moves. Expose the split as a per-employer setting. 4. FOUR DIFFERENT BASES ON ONE PAYSLIP. NSSF "wages" (s2) include living allowances and pay in lieu of notice. WCF's base is basic salary plus FIXED allowances only. SDL's "gross emoluments" are the widest — expressly including commissions, bonuses, gratuity, and subsistence, travelling and entertainment allowances. NHIF "salary" is the narrowest — expressly EXCLUDING bonus, commission, cost-of-living allowance, overtime and director's fees. Computing one base and reusing it for the others is wrong in every direction. 5. SDL'S TEN-EMPLOYEE TEST IS AN ON/OFF SWITCH ON HEADCOUNT, NOT A THRESHOLD ON PAY. Nine employees, no levy at all; ten employees, 3.5% on the whole payroll from the first shilling. The threshold moved from four to ten on 1 July 2023 in the same Finance Act that cut the rate from 4% to 3.5%; a configuration carrying either old value is wrong, and carrying both is wrong twice. 6. NHIF IS A GOVERNMENT-EMPLOYER SCHEME ON THE FACE OF THE ACT. The statutory 3% + 3% is frequently quoted as a general Tanzanian payroll obligation. It is not: NHIF Act s3 defines "employer" as "the Government employing the services of an employee" and the long title confines the scheme to "certain Government employees". Private-sector NHIF cover is voluntary scheme membership, priced by the Fund, not a s9 statutory contribution. 7. WCF IS FLAT, NOT RISK-RATED. There are no industry classes and no merit rating: 0.5% for everyone, public and private alike, since 1 July 2022. But the rate is re-announced each financial year and has moved twice in recent years (1% to 0.6% on 1 July 2021, 0.6% to 0.5% on 1 July 2022), so it re-verifies on a 1 July cycle rather than a calendar one. 8. WCF MAY NOT BE DEDUCTED FROM WAGES. The Fund states the prohibition directly. Model rate_employee as a hard 0. SUB-NATIONAL VARIATION: ZANZIBAR IS A SEPARATE SOCIAL-SECURITY JURISDICTION AND IS NOT PRICED HERE. Everything above is Tanzania Mainland. Zanzibar has its own scheme, the Zanzibar Social Security Fund, established by its own legislation (ZSSF Act No. 2 of 2005, itself replacing Act No. 2 of 1998), with its own rates and its own employer registration; NSSF, WCF and NHIF as described do not apply there. SDL does reach Zanzibar but with a shorter exemption list (TRA states that only the government-department, diplomatic-mission, United Nations, foreign-aid-institution and local-government-authority exemptions apply in Zanzibar). An employer with staff on both sides must run two payroll configurations. Within Tanzania Mainland there is NO regional, district or municipal variation in any of the four branches and no local payroll tax — do not model regions as a rate dimension. WHAT WE DO NOT PUT A NUMBER ON: ZANZIBAR SOCIAL SECURITY FUND RATES — deliberately not served. Widely reported figures (a 15% total split 10% employer / 5% employee, with the employer share later moved to 13% and then 14%) are mutually inconsistent across secondary sources, and the ZSSF's own website did not resolve at this record's date, so no primary rate page or instrument could be reached. A Zanzibar employer must take the rate from ZSSF directly. PSSSF (PUBLIC SERVICE SOCIAL SECURITY FUND) RATES — out of scope. This record prices an ordinary private-sector employee; public servants contribute to PSSSF under Act No. 2 of 2018, not to NSSF. ALREADY LEGISLATED, NOT YET PRICED HERE: The Universal Health Insurance Act, 2023 (passed 1 November 2023, assented December 2023) creates a mandatory universal health-insurance framework for Mainland Tanzania, with national rollout reported from January 2026. No payroll contribution rate for private-sector formal employees has been recovered from that Act or from subsidiary legislation made under it, and none is served. If and when a formal-sector UHI contribution is prescribed, it will be an ADDITIONAL branch on top of the four above, not a replacement — re-verify against the Act and its regulations rather than assuming the existing NHIF 3%+3% is simply extended. SOURCING CAVEATS, STATED PLAINLY: - The NSSF First Schedule and ss12-14 were read from the TanzLII/Laws.Africa consolidated text of the Act (expression as at 31 July 2002); the NSSF Act [Cap. 50 R.E. 2018] print hosted on NSSF's own site returned 404 at this record's date. The 20% total and the 10% maximum employee share are independently confirmed by NSSF's own current contributions pages, so the operative figures do not rest on the older expression alone. The First Schedule's column heading in that text reads "Employer's share deductible from wages by Employer", which is a misprint for the employee's share — s2 defines "employee's share" by reference to the First Schedule and s13(1) is the provision authorising deduction from wages, so the 10-cent column is unambiguously the employee's. - The WCF rate, base and the employer-only rule are taken from the Fund's own Swahili-language contributions page, which cites Act s75(2) with rule 13(7) of the 2016 Rules and rule 13(7) of the 2021 Amendment Rules. The Rules themselves were not opened; the effective dates of the 0.6% and 0.5% steps are as reported by payroll authorities rather than read off a Government Notice. - The SDL rate, base, ten-employee threshold and exemption list are taken verbatim from TRA's own current Skills Development Levy page. The Finance Act 2023 text was not opened. - No Zanzibar instrument was reached at all. Employee and employer shares are stated separately: the employee figure is what leaves the payslip, the employer figure is cost of employment and is not a deduction.

Get it programmatically

curl https://afriref.dev/v1/tz/social-contributions
# $0.005 per call — x402 on Base (USDC). No key, no signup.
# History:    curl https://afriref.dev/v1/tz/social-contributions/history?from=2020-01-01
# Provenance: curl https://afriref.dev/provenance/tz/social-contributions

Other Tanzania series: Bank of Tanzania central bank rate · VAT standard rate · VAT registration threshold · Private-sector minimum wage (lowest sectoral rate) · Public holidays · CPI inflation (year-on-year) · Corporate income tax rate · Withholding tax rates · Statutory late-payment interest · Personal income tax brackets

The same figure elsewhere: Togo · Tunisia · Uganda · Zambia · Algeria · all 34