What Is InvoiceNow & Why It Matters
InvoiceNow is Singapore’s national e-invoicing platform based on the Peppol standard. It allows businesses to send digital, structured invoices directly through a network approved by IRAS and IMDA. One of the goals is to reduce manual processing, errors, and speed up GST audits/refunds.(iras.gov.sg)
Mandate Rollout Timeline
IRAS is extending the requirement to adopt InvoiceNow to all GST-registered businesses by April 2031, following a phased approach:(iras.gov.sg)
- 1 April 2026: New voluntary GST registrants must submit invoice data via InvoiceNow, regardless of business structure.
- 1 April 2028: Apply to all new compulsory GST registrants and existing GST-registered businesses with annual supplies ≤ SGD $200,000.
- 1 April 2029: Extend to existing businesses with annual supplies ≤ SGD $1 million.
- 1 April 2030: For businesses with annual supplies ≤ SGD $4 million.
- 1 April 2031: All remaining GST-registered businesses (larger scale) to comply.
What Businesses Need to Do
- Assess your business’s supply level: Determine which phase you fall into based on annual supplies.
- Choose or adopt an InvoiceNow-ready solution: SME grant-funded tools are available; larger businesses may need more robust systems.(iras.gov.sg)
- Budget onboarding costs, apply for transitional funding: up to SGD $1,000 for SMEs, up to SGD $5,000 for larger businesses.(iras.gov.sg)
- Train staff for process changes: structured invoice formats, matching, reconciliation.
Compliance Risks & Benefits
- Risks: Delayed onboarding could cause non-compliance, slower GST refunds or issues during audits.
- Benefits: Faster invoice processing, more accurate data for GST reporting, potentially improved cash flow due to earlier refunds, lower audit risk.
Case Example
A GST-registered small bakery with SGD $180,000 annual supplies kicks off onboarding early with an InvoiceNow-ready solution in mid-2026. It receives a SGD $1,000 grant, reduces its manual invoice tasks, more quickly reconciles GST-input claims, and by 2028 meets compliance ahead of peers.
Action Plan for 2026-2031
- ✔ Identify your business’s compliance phase.
- ✔ Secure a software provider or solution certified for InvoiceNow and Peppol.
- ✔ Apply early for government grants to offset cost of system implementation and training.
- ✔ Conduct dry runs with invoice data submission to catch potential technical issues.
- ✔ Communicate with clients and vendors about changes to inbound or outbound invoice formats.
By proactively adopting InvoiceNow, your business can avoid last-minute rush, penalties, or disruptions—and maybe even gain a competitive edge through better efficiency.