Income Tax e-Filing
Singapore e-filing deadline for individual income tax (YA 2026 for income earned in 2025). Paper filing deadline was April 15 — e-file extends to April 18.
Filing deadline
April 15, 2026
- Country
- Singapore
- Tax year
- 2025
- Official
- Tax authority
What is this deadline?
Singapore's Year of Assessment 2026 covers income earned in calendar year 2025. Most residents file electronically via IRAS myTax Portal.
How to file
- myTax Portal with Singpass
What people miss
- CPF contributions are mandatory for citizens and PRs — employee + employer shares
- SRS (Supplementary Retirement Scheme) — voluntary, tax-deductible
- Tax reliefs — earned income, parent, qualifying child, etc.
- Sole proprietorship / partnership income declared via 4-line statement or 2-line statement (for smaller businesses)
Prepare this return with open-source skills
These skills are in the OpenAccountants repo. Add them to your AI agent and they handle the computation.
Use this skill whenever asked about Singapore CPF MediSave contributions for self-employed persons (SEPs). Trigger on phrases like "MediSave contribution", "CPF self-employed", "how much MediSave do I pay", "net trade income CPF", "voluntary CPF contributions", "BHS", "Basic Healthcare Sum", "MediShield Life", or any question about MediSave obligations for a self-employed client in Singapore. This skill covers mandatory MediSave rates by age, contribution caps, voluntary CPF contributions, tax relief, payment deadlines, penalties, and edge cases. ALWAYS read this skill before touching any Singapore CPF/MediSave-related work.
Singapore income tax for self-employed individuals, sole proprietors and freelancers filing Form B on the preceding year basis. Trigger on "how much tax do I pay in Singapore", "Form B", "IRAS income tax", "self-employed tax Singapore", "trade income", "capital allowances Singapore", "personal reliefs", "tax residence 183 days", "CPF self-employed", "myTax Portal", "PayNow transfer", "Stripe Singapore", "DBS Bank statement" or "OCBC income". Covers resident rates, tax residence, business income and allowable expenses, capital allowances, personal reliefs, CPF relief on MediSave, donations, filing deadlines and penalties. Routes MediSave rates to sg-cpf-medisave, residence to sg-tax-residency and GST to sg-gst-return.
Singapore GST for 2026: registration tests, the GST F5 box by box, input tax and blocked expenses, reverse charge, overseas vendor registration, InvoiceNow, error correction and penalties.
This page is informational only and not tax advice. Verify dates and requirements against the official tax authority before filing.