Vietnam: Data of an electronic invoice consists of information about the transaction and the digital signature

Specifically, according to Article 12 of the Decree No. 123/2020/NĐ-CP of Vietnam’s Government, the e-invoice format is the technical standards for type of data, length of data of information fields serving transmission, storage and display of e-invoices. E-invoices shall be XML (extensible Markup Language) documents, which are meant to share electronic data between IT systems.

In particular, the data of an electronic invoice consists of two components: information about the transaction and the digital signature. Authenticated e-invoices shall also contain the data of the tax authority’s code.

The General Department of Taxation shall develop and announce the format of transaction-related information, digital signatures and tools for display of e-invoices prescribed herein.

Note: The following requirements must be met when sellers directly transmit data to tax authorities:

- Connect to the General Department of Taxation via a separate channel or MPLS VPN Layer 3, including 1 main channel and 1 backup channel. Each channel has a minimum bandwidth of 5 Mbps.

- Use an encrypted Web Service or Message Queue (MQ) for connection.

- Use Simple Object Access Protocol (SOAP) to compile, transmit and receive data.

Contents of e-invoices shall be fully and accurately displayed, ensuring readers can read them with electronic devices.

View more details at the Decree No. 123/2020/NĐ-CP of Vietnam’s Government, effective from July 01, 2022.

Le Vy

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