Company tax calculator

Work out a company's income tax for the year at 27%, or at the lower small business corporation (SBC) rates if it qualifies, with turnover tax to compare. Free.

The rules in short

• Companies pay 27% of taxable income.
• A small business corporation (gross income R20 000 000 or less, only natural-person shareholders, and other tests) pays 0% up to R99 000, then 7%, 21% and 27% (years ending 1 April 2026 to 31 March 2027).
• Dividends paid out carry 20% dividends tax.

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General guidance only, not legal, tax or compliance advice. Requirements, fees and processes change: confirm each item with the official body before you act. SignalLedger is an independent private platform, not a government website. Checked 19 October 2026. How we check our information.