IRAS tax reference data in this collection lists Goods and Services Tax rates from 2003 through 2023. The CSV Tax Rates for Goods and Services Tax gives fiscal analysts a single authoritative timeline for GST policy changes affecting consumption tax modelling. Coverage dates in metadata run from 2003-01-01 through 2023-01-01 for alignment with budget announcements. Users should cross-check current rates on IRAS live guidance for transactions after the series end.
Official description
Tax rates for Goods and Services Tax for Year 2003 to Year 2023.
Inland Revenue Authority of Singapore CSV of Goods and Services Tax rates, with each row pairing an effective-from date with the GST rate that applied from that date. Entries span 2003 through 2024, covering the successive rate revisions over that period. Accountants, tax advisers, and developers of invoicing and accounting software use the table as an authoritative reference for applying the correct rate to a transaction date, restating historical figures, and validating tax calculations. Economists and researchers use the change dates when studying how consumption tax increases feed through to prices and household spending.