Inland Revenue Authority of Singapore (IRAS) publishes statutory corporate income tax rates in this ad-hoc fiscal policy collection. The CSV Tax Rates for Corporate Income Tax documents headline and concessionary rates by Year of Assessment from YA2003 through YA2023, aiding tax advisers, accountants, and researchers comparing Singapore’s competitiveness. Investors modelling after-tax returns can anchor assumptions in this official schedule without inferring rates from budget speeches alone. Download the single member dataset for structured rate history.
Official description
Tax rates for Corporate Income Tax for Year of Assessment (YA)2003 to YA2023.
Inland Revenue Authority of Singapore CSV listing Singapore's corporate income tax rates and the accompanying schedule of exemptions and rebates by Year of Assessment. Entries cover the headline corporate tax rate effective from each date, partial tax exemption thresholds, full exemption for qualifying start-ups, and year-specific corporate income tax rebates and cash grants. Tax advisers, accountants, and company owners use it to trace how Singapore's corporate tax reliefs evolved and to estimate effective tax on chargeable income.