South African two-pot-withdrawal calculator. Tax on a two-pot retirement savings-component withdrawal at the member's marginal rate. Computed from officially-sourced tables. Example: /calc/two-pot-withdrawal?amount=50000&annual_income=600000

South African fuel-cost calculator. Fuel cost for a trip at current official SA fuel prices. Computed from officially-sourced tables. Example: /calc/fuel-cost?km=568&l_per_100km=7.5&fuel=petrol_95&region=inland

South African transfer-duty calculator. Property transfer duty from the current SARS brackets. Computed from officially-sourced tables. Example: /calc/transfer-duty?price=2500000

South African company-car calculator. Company car fringe benefit: monthly taxable value (3.5%/3.25%) and PAYE impact. Computed from officially-sourced tables. Example: /calc/company-car?vehicle_value=450000&maintenance_plan=true&annual_income=720000

South African zaronia-interest calculator. Compound-in-arrears interest on a principal over a date range, using zaref's accumulating daily ZARONIA history (ACT/365). Coverage limited to dates zaref has tracked. Computed from officially-sourced tables. Example: /calc/zaronia-interest?principal=1000000&start=2026-07-10&end=2026-07-14

South African uif calculator. Monthly UIF contribution (employee 1% + employer 1%) at the current earnings ceiling. Computed from officially-sourced tables. Example: /calc/uif?monthly_salary=25000

South African lump-sum-tax calculator. Tax on a retirement fund lump sum or withdrawal using the cumulative SARS method (prior lump sums aggregate). Computed from officially-sourced tables. Example: /calc/lump-sum-tax?amount=1200000&type=retirement

South African property-costs calculator. Total statutory costs of buying a property: transfer duty plus Deeds Office transfer, bond and lodgement fees. Computed from officially-sourced tables. Example: /calc/property-costs?price=2500000&bond=2000000

South African travel-allowance calculator. PAYE inclusion and monthly tax impact of a fixed travel allowance under the 80/20 rule. Computed from officially-sourced tables. Example: /calc/travel-allowance?monthly_allowance=8000&annual_income=720000

South African bond-repayment calculator. Monthly bond repayment and total interest, at the live prime rate by default. Computed from officially-sourced tables. Example: /calc/bond-repayment?amount=1500000&years=20

South African cgt calculator. Capital gains tax for individuals (marginal method), companies and trusts. Computed from officially-sourced tables. Example: /calc/cgt?gain=500000&type=individual&taxable_income=800000

South African estate-duty calculator. Estate duty after the section 4A abatement, tiered at R30m. Computed from officially-sourced tables. Example: /calc/estate-duty?estate=10000000

South African net-salary calculator. Net take-home from a gross monthly salary: PAYE plus employee UIF at the current tables. Computed from officially-sourced tables. Example: /calc/net-salary?monthly=50000&age=35

Which South African reference series changed or were reconfirmed since a given date. The cheap cache-freshness check for agents. Param: since=YYYY-MM-DD.

South African donations-tax calculator. Donations tax owed on a donation, after the annual natural-person exemption. Computed from officially-sourced tables. Example: /calc/donations-tax?amount=500000

South African income-tax calculator. SA personal income tax for the current tax year: annual and monthly tax, effective rate, age rebates applied. Computed from officially-sourced tables. Example: /calc/income-tax?annual=750000&age=40

South African provisional-tax calculator. Estimated first and second provisional tax payments (50/50 split) net of employees' tax already withheld, with the current filing deadlines. Computed from officially-sourced tables. Example: /calc/provisional-tax?annual_taxable_income=900000&employees_tax_paid=180000

South African net-to-gross calculator. Gross monthly salary required to net a target take-home amount, at the current tax tables. Computed from officially-sourced tables. Example: /calc/net-to-gross?net_monthly=40000&age=35

South African local-interest calculator. Taxable local interest after the age-based annual exemption. Computed from officially-sourced tables. Example: /calc/local-interest?amount=40000&age=40

South African home-office-expense calculator. Deductible home office expense by area apportionment (s23(b)/(m)). Computed from officially-sourced tables. Example: /calc/home-office-expense?office_area_m2=12&home_area_m2=180&annual_home_costs=240000