Implementation of Alphanumeric CNPJ in Brazilian Electronic Fiscal Documents

• Introduction of Alphanumeric CNPJ: The Brazilian Federal Revenue has introduced a new alphanumeric format for CNPJ to expand the capacity for company registrations, affecting electronic fiscal document systems.
• Technical Adjustments for Validation: Changes in electronic fiscal document schemas and validation rules are required to accommodate the new CNPJ format, including adjustments to regular expressions and digit verification calculations.
• Barcode and Access Key Modifications: Adaptations in barcode standards and access key structures are necessary to support alphanumeric characters, ensuring compatibility with existing systems and maintaining efficient data representation.

Source Joint Technical Note 2025.001 – Published on 05/08/2025

---

• See also
  • E-Invoicing/Real Time Reporting – What can you find on VATupdate.com
  • Worldwide Upcoming E-Invoicing mandates, implementations and changes – Chronological
  • Collection of E-Invoicing Guides – Worldwide – VATupdate
• • Briefing / Comprehensive Guides (incl. podcasts)

• Join the Linkedin Group on Global E-Invoicing/E-Reporting/SAF-T Developments, click HERE

---