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Singapore: First edition of CARF e-tax guide published

The first CARF reporting—for reporting year 2027—is due by May 31, 2028.

August 20, 2026

The Inland Revenue Authority of Singapore (IRAS) on August 11, 2026, issued the first edition of its cryptoasset reporting framework (CARF) e-tax guide, which implement CARF into Singapore's domestic framework effective January 1, 2027. The first CARF reporting—for reporting year 2027—is due by May 31, 2028.

The e-Tax Guide introduces the following key updates:

  • Scope of the CARF requirements
  • Relevant cryptoassets
  • Registration requirements
  • Nil reporting requirement
  • Excluded persons
  • Reliance on third-party service providers
  • Reporting format and submission
  • Record-keeping requirements
  • Deregistration requirements

Read an August 2026 report prepared by the KPMG member firm in Singapore

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