Singapore
InvoiceNow Updated 2026-01-201 change this quarter
Baseline
GST Returns & InvoiceNow
Singapore mandates quarterly GST return filing through IRAS (Inland Revenue Authority of Singapore) myTax Portal. The InvoiceNow initiative builds on the PEPPOL network to enable structured e-Invoicing that will increasingly feed into automated GST reporting.
Key Dates
2020InvoiceNow (PEPPOL-based) launched for government suppliers
Jan 2024GST rate increased to 9%; enhanced digital filing requirements
Nov 2025InvoiceNow mandatory for new GST-registered businesses
Who is in scope
All GST-registered businesses in Singapore.
Process
Business maintains GST records -> quarterly GST F5/F7 return filed via myTax Portal -> IRAS processes. InvoiceNow: structured invoices via PEPPOL feed into GST reporting.
Official Sources
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