InvoiceNow deadline checker
Find your mandatory InvoiceNow date based on your GST registration status.
What is your GST registration status?
Full InvoiceNow timeline
Phase 11 April 2026
All voluntary GST registrants (new and existing). InvoiceNow is mandatory from this date.
Phase 22026 – 2028
Compulsory GST-registered businesses phased in progressively. IRAS will notify each business of its specific mandatory date.
Phase 3By 2031
All remaining GST-registered businesses. Full coverage of the GST-registered population.
Sources
Timeline information sourced from IRAS (iras.gov.sg) . Verify your specific mandatory date with IRAS directly.