Business Tax Calculator

Australian Company Tax Calculator

Estimate the company tax payable for the 2025–26 financial year. Base-rate entities (turnover < $50m) are taxed at 25%; other companies at 30%.

Business numbers

Annual revenue

Allowable business expenses

Base-rate entity (turnover under $50m, 25% rate)

Company tax payable

$42,500

Tax rate: 25.0%

Net profit (before tax): $170,000
Company tax: $42,500
Profit after tax: $127,500

Australian company tax in 2025–26

Companies in Australia pay a flat rate of company tax. Small businesses meeting the base-rate entity criteria pay 25% on profits, while all other companies pay 30%. To qualify as a base-rate entity, the company must have an aggregated turnover under $50 million and no more than 80% of its income from passive sources.