
Employers: pay the APIT and WHT you deducted in October by 15 November
Tax you deducted from salaries (APIT), interest, and fees (AIT/WHT) in October 2026 must reach IRD on or before 15 November 2026.
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Yes, if you are 18 or over.
Yes.
Yes. From 1 November 2026 a TIN certificate is also needed to register a business.
25% rent relief — only 75% of rent is counted as income.
A client paying you more than Rs. 100,000 in a month may deduct 5%. Ask for the free WHT certificate — it reduces your tax.
If you go abroad for a job of at least 1 year with an employer not linked to your Sri Lankan employer, you are treated as non-resident for that period (from 1 April 2025).
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Tax you deducted from salaries (APIT), interest, and fees (AIT/WHT) in October 2026 must reach IRD on or before 15 November 2026.

The Registrar of Companies has issued a final warning. Companies that have not reported who really owns and controls them can be fined up to Rs. 1 million, jailed for up to 10 years, or both.

If you pay income tax in quarterly instalments, pay the 2nd instalment for 2026/27 by 15 November 2026.

If you are registered for income tax, file your 2025/26 return on or before 30 November 2026.
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