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Spotlight PEPPOL BIS Billing 3.0 The EU e-invoicing mandate is here — France Sept 2026, Belgium Jan 2026, Germany 2025.

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Canada — CRA, Peppol B2G, no B2B mandate

Canada is one of the few G7 countries with no federal B2B e-invoicing mandate: issuing e-invoices remains entirely voluntary in 2026. The federal tax authority, the Canada Revenue Agency (CRA), administers GST/HST without any real-time transmission or clearance requirement. On the public-sector side, the federal government adopted the Peppol network for B2G invoicing: since end-2018 federal suppliers must be able to exchange electronic invoices. Canada therefore sits in a post-audit model close to that of the United States, away from Latin American clearance models or the European B2B obligation under ViDA.

Regulatory timeline

  • 2018 — Peppol introduced in Canada. The Peppol network is rolled out for e-procurement and e-invoicing, enabling 4-corner exchanges.
  • End-2018 — Federal B2G capability. Federal government suppliers must be able to exchange electronic invoices (receiving capability on the department side, voluntary adoption on the supplier side).
  • 2019-2024 — Gradual roll-out. Peppol adoption by federal departments and agencies and by some provincial/municipal administrations; no B2B obligation timetable published.
  • 2026 (today) — Status quo. No federal B2B mandate; e-invoicing remains voluntary. The date of any future generalisation is still to confirm.

Technical schema

Canada has no legally mandated invoice format. Two worlds coexist:

  • Federal B2G via Peppol: the reference format is Peppol BIS Billing 3.0, based on UBL 2.1 syntax and semantically aligned with the European EN 16931 standard. Transport runs over AS4 between accredited Access Points.
  • Classic B2B: no constraint. Large buyers (retail, automotive, healthcare) historically use EDIFACT and above all North American ANSI ASC X12 (810 Invoice). PDF and paper remain fully valid for tax purposes.

Identifiers: a business is identified by its Business Number (BN, 9 digits) issued by the CRA, plus a GST/HST program suffix (RT0001). In Peppol, addressing relies on endpoint identifiers (GS1 GLN or other schemes) carried in the UBL EndpointID. Federal GST (5%) and harmonised provincial HST (up to 15%) must be shown itemised; Quebec applies its own QST administered by Revenu Québec.

Submission flow

Canada follows a post-audit model: the invoice flows directly between the parties, with no prior validation by a tax platform, and the CRA audits after the fact.

  • B2B / B2C: the issuer sends the invoice through any channel (EDI, PDF e-mail, paper). No transmission to the authority, no CRA acknowledgement. Only sound archiving matters in case of an audit.
  • Federal B2G via Peppol (4-corner): C1 (supplier) → C2 (sending Access Point) → C3 (department's receiving Access Point) → C4 (federal financial system / Receiver General). The network routes and acknowledges receipt; it does not perform any tax validation.

There is therefore no clearance and no mandatory e-reporting at federal level. Sector-specific sales-reporting obligations exist in Quebec (restaurants, remunerated passenger transport via Revenu Québec's WEB-SRM/MEV module), but these concern POS fiscalisation, not B2B invoicing.

Validation

Common pitfalls

  1. Assuming a B2B mandate exists or is imminent. As of 20 June 2026, no federal B2B mandate is in force or published with a firm date. Any circulating date should be treated as 'to confirm'.
  2. Confusing Quebec fiscalisation with B2B invoicing. Revenu Québec's MEV/WEB-SRM obligations (restaurants, passenger transport) are cash-register rules, distinct from any business-to-business e-invoicing.
  3. Forgetting Quebec's dual tax. In Quebec, federal GST (5%) and provincial QST (9.975%) coexist and are administered separately (CRA + Revenu Québec); elsewhere, harmonised HST combines both.
  4. Assuming a mandatory e-signature. The Canadian post-audit model rests on archiving and an audit trail, not on a qualified signature as in several Latin American countries.
  5. Mapping B2G Peppol onto a European mandate. Federal Peppol adoption eases B2G but carries no generalised EN 16931 obligation as in the EU — PDF and X12 EDI remain legitimate.