Four calculators in one tool: corporate tax with Start-Up Tax Exemption and Budget 2026 CIT rebate, CPF contributions for Singapore citizens and PRs, GST inclusive and exclusive, and personal income tax for directors. Updated for the 2026 Year of Assessment.
All tax-paying companies get a 40% Corporate Income Tax rebate for YA 2026, capped at S$40,000 per company. Combined with SUTE/PTE, the effective rate for the first S$200K of profit can fall to 3-6%.
Start-Up Tax Exemption applies for the first 3 Years of Assessment. First S$100K of chargeable income is 75% exempt, next S$100K is 50% exempt. Must be Singapore-incorporated, tax resident, with ≤20 individual shareholders or one 10%+ corporate shareholder.
From Jan 2026 the Ordinary Wage ceiling for CPF is S$8,000/month (up from S$7,400 in 2025). Additional Wage ceiling is S$102,000 minus YTD Ordinary Wages capped. Higher ceiling means higher employer cost for senior staff.
GST has been 9% since Jan 1, 2024 (no further increases announced for 2026). Registration is compulsory at S$1M annual taxable turnover, but voluntary registration is available. InvoiceNow e-invoicing became mandatory for newly-registered GST entities from Nov 2025.