- Brazil published Technical Note 2026.004 v1.00 to prepare e-Invoice and e-Receipt systems for the new alphanumeric CNPJ format.
- The change implements Normative Instruction RFB No. 2,229/2024, which allows letters in CNPJ numbers as numeric combinations are running out.
- Systems affected include XML schemas, web services, access keys, and identification fields for issuers, recipients, carriers, marketplaces, payment intermediaries, and technical managers.
- Businesses, ERP/middleware providers, and developers must update databases, validations, APIs, XML generation, storage, and SEFAZ integrations.
- Timeline: testing environment starts June 1, 2026; production starts July 1, 2026.
Source: fiscal-requirements.com
Note that this post was (partially) written with the help of AI. It is always useful to review the original source material, and where needed to obtain (local) advice from a specialist.
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