Singapore
PINT-SG
Singapore's Peppol profile for the InvoiceNow network, based on OASIS UBL 2.1 XML with Singapore-specific adaptations. Invopop generates PINT-SG from a single GOBL source and delivers it to the recipient's Access Point, converting inbound documents back to GOBL.
PINT-SG validated
Every document is validated against the PINT-SG specification and Singapore's InvoiceNow rules before it reaches the network.
UBL 3.0 syntax
Generated as Peppol BIS Billing UBL accepted by every Access Point on the network.
Single GOBL source
The same input drives BIS 3.0 alongside any other downstream format you need.
Network-ready
Pairs with the Peppol app for transmission, participant lookup, and inbound receipt.
The universal visual invoice that works for any recipient. Invopop renders a branded, multilingual PDF from the same GOBL source, with every field the destination country requires, locale-correct formatting, and built-in email or webhook delivery.
Every field, every format
PDFs include every field the destination country requires, automatically.
Localized in 10+ languages
Issue invoices in English, Spanish, German, Italian, Portuguese, Arabic, Greek, Polish, and more, with locale-correct date and number formatting.
Built-in email delivery
Invoices are emailed directly to clients from Invopop's domain or your own.
Invoices, credit notes and more
Produce standard invoices, proforma invoices, credit notes, corrective documents, and receipts.
Customisable templates
Templates support logo configuration, standard page layouts, and per-locale formatting.
Built on GOBL
Rendered from GOBL, the open-source invoicing standard, for full transparency and no vendor lock-in.
E-invoicing
B2G
Mandatory- Format
- PINT-SG / Singapore BIS Billing 3.0 (UBL 2.1 XML)
- Infrastructure
- Peppol + InvoiceNow
- Model
- Peppol 5-corner
- Scope and deadline
- 1 Nov 2025: newly incorporated companies that voluntarily register for GST. 1 Apr 2026: all new voluntary GST registrants. Later phases TBC by IRAS.
B2B
Mandatory- Format
- PINT-SG / Singapore BIS Billing 3.0 (UBL 2.1 XML)
- Infrastructure
- Peppol + InvoiceNow
- Model
- Peppol 5-corner
- Scope and deadline
- 1 Nov 2025: newly incorporated companies that voluntarily register for GST. 1 Apr 2026: all new voluntary GST registrants. Later phases TBC by IRAS.
B2C
Not requiredE-reporting
Periodic reporting
Mandatory- Format
- Aggregate return (15-box GST F5 form)
- Infrastructure
- IRAS myTax Portal
- Model
- Centralised
- Scope and deadline
- Quarterly; due one month after each accounting period (monthly by election)
More info
Country details
- Tax authority
- Inland Revenue Authority of Singapore (IRAS)
- Archiving period
- 5 years
- E-signature
- Not required
- Regulation
-
- Section 46, Goods and Services Tax Act · Five-year GST record retention
- Section 67, Income Tax Act · Five-year record retention
- Section 199, Companies Act · Five-year accounting-record retention (ACRA)
GST InvoiceNow Requirement begins
Mandatory for newly incorporated companies that voluntarily register for GST, transmitted over the InvoiceNow (Peppol) network.
E-invoicing and e-reporting systems enforced to date
Existing systems enforced in Singapore regarding e-invoicing and e-reporting.
| System | Description | Invopop coverage |
|---|---|---|
| GST InvoiceNow Requirement | Peppol-based e-invoicing and near real-time reporting to IRAS. Mandatory for newly incorporated companies that voluntarily register for GST. | TBD |
| GST F5 Reporting | Quarterly aggregate GST return filed via IRAS myTax Portal. Mandatory for all GST-registered businesses. | TBD |
GST InvoiceNow Requirement extended to all new voluntary GST registrants
All businesses that voluntarily register for GST from this date must comply with the GST InvoiceNow Requirement, regardless of business type or incorporation date.
| System | Description | Invopop coverage |
|---|---|---|
| GST InvoiceNow Requirement | Mandatory for all new voluntary GST registrants. | TBD |
GST InvoiceNow Requirement extended to all GST-registered businesses
IRAS has confirmed the mandate will extend to new compulsory GST registrants and eventually all existing GST-registered businesses in subsequent phases. Specific dates have not yet been published.