GST InvoiceNow Transition 

and InvoiceNow B2B Transactions 

Singapore  GST registered small businesses  can access a 

GST InvoiceNow Transition Grant ($1k) 

  • Get a  fixed S$1,000 cash grant  for  GST-registered businesses  with  annual supplies  S$4 million. 

  • Requires purchase of an  accredited IRSP solution  or  custom ERP integration  after  26 Feb 2026. 

  • Must  activate GST InvoiceNow submission  and  send transaction data to IRAS  before mandate deadline. 

  • Submit required  cost invoices  and  proof-of-payment  via  Form.SG  starting  1st July 2026. 

Medium-to-large businesses  integrating  own ERPs  can claim a 

GST InvoiceNow Transition Grant ($5k) 

  • Get a  fixed S$5,000 cash grant  for GST-registered businesses with  annual supplies > S$4 million. 

  • Designed for  integrating your own ERP solution  (SAP, Dynamics, custom) via  accredited Access Point. 

  • Implementation projects must  start after 26 Feb 2026  and  complete within 12 months. 

  • Must  activate IRAS submission  and complete all work before the final  31 March 2028 deadline. 

Large enterprises  driving  supply-chain transactions  can secure an 

InvoiceNow Queen Bee Grant ($25k) 

  • Get a  S$25,000 cash grant  for large enterprises with  annual turnovers above S$4 million. 

  • Requires  minimum 200 suppliers/customers  and starting integration work  between Jul 2026 and Mar 2030. 

  • Must transact via InvoiceNow with  at least 20 suppliers  or  40 customers  by  Mar 2031. 

  • Disbursed on a  first-come, first-served basis  until fully claimed or by  31 Mar 2030. 

Scrolling for continue

Reference Link

For official guidelines, eligibility criteria, and detailed information about the nationwide e-invoicing framework, please visit:

IMDA InvoiceNow Grants Directory
Grants & Technology FAQ

InvoiceNow Grants & Onboarding Q&A

Find answers on eligibility, claiming procedures, and how HeyInvoice’s accredited technology helps secure your transition funding.

Eligibility is categorized into three distinct business tiers based on GST status and integration needs:

  • GST Transition Grant ($1k): Open to Singapore GST-registered businesses with annual supplies ≤ S$4M. Requires adopting an accredited IRSP or integrating own ERP after 26 Feb 2026.
  • GST Transition Grant ($5k): Open to GST-registered businesses with annual supplies > S$4M. Must integrate own ERP via an accredited Access Point.
  • InvoiceNow Queen Bee Grant ($25k): For large enterprises (turnover > S$4M, ≥200 suppliers/customers) connecting their own ERP and transacting with at least 20 suppliers or 40 customers.

Grantees must submit required evidence and proof-of-work via a Form.SG link that will be made available starting 1st July 2026. Required submission items include:

  • Evidence of Costs: Official purchase invoices showing the solution fee or development fee.
  • Proof of Payment: Bank transfer slips or receipts indicating complete payment to the solution provider.
  • Proof of Work/Activation: System screenshots or logs demonstrating active GST InvoiceNow submission and that invoice transaction data has been successfully sent to IRAS.

HeyInvoice is an accredited, next-generation e-invoicing infrastructure designed to make compliance and grant qualifications seamless:

  • Automated IRAS Reporting: Our technology automatically transmits invoice data directly to IRAS during transaction creation, satisfying the key grant requirement of "activating GST InvoiceNow submission".
  • Accredited Infrastructure: HeyInvoice operates as a certified InvoiceNow Ready Solution Provider (IRSP) and Access Point (AP), ensuring you meet the government requirement of using accredited systems.
  • Seamless ERP Integration: For the $5k and $25k grants, our developer-friendly APIs and middleware let you hook up ERPs (like SAP or Microsoft Dynamics) and start transacting immediately.
  • Compliance Documentation: We provide full onboarding certificates, receipt logs, and transaction audit trails that you can directly upload to Form.SG as proof of payment and work.

Deadlines depend on the specific incentive:

  • Incentive Launch: All business-facing grants open for application on 1st July 2026.
  • GST Transition Grant ($5k): Pinned ERP projects must begin after 26 Feb 2026 and complete work before 31st March 2028.
  • Queen Bee Grant ($25k): Work must start between 1 Jul 2026 and 31 Mar 2030, with transaction requirements met by 31st March 2031. This grant is disbursed on a first-come, first-served basis.