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Biometric Authentication Guidance for Legal Representatives in E-Invoice Registration Updates

  • Official Letter No. 3078/CT-NVT (15 May 2026) gives guidance on biometric authentication for legal representatives when registering or changing information for electronic invoice use.
  • The relevant systems, including eTax Mobile and the Tax Department’s e-invoice portal, must be upgraded to support biometric authentication.
  • Legal representatives must complete biometric authentication via the eTax Mobile app following the procedures in the official letter and its appendix.

Source: taxathand.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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