Tax declaration, deduction, payment, and finalization for crypto assets under Circular 41/2026/TT-BTC

The Minister of Finance has issued Circular No. 41/2026/TT-BTC, providing guidance on the declaration, deduction, tax payment, and finalization of taxes for the crypto assets market in Vietnam. The Circular is issued in accordance with Resolution No. 05/2025/NQ-CP on piloting the crypto assets market.

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Scope and entities required to declare and pay taxes

Circular 41/2026/TT-BTC applies to (i) organizations providing crypto assets services under Clause 3, Article 3 of Resolution No. 05/2025/NQ-CP (the service provider) and (ii) organizations established and operating under Vietnamese law that trade, transfer, or conduct business activities involving crypto assets on the crypto assets market in Vietnam. These entities must perform tax declaration, payment, and finalization as specified in the Circular.

Value-added tax (VAT) declaration

For VAT, the Circular requires the service provider and organizations established and operating under Vietnamese law with activities defined under Clause 2, Article 3 of Circular 32/2026/TT-BTC (guiding VAT, corporate income tax, and personal income tax for crypto asset trading) to declare and pay VAT as follows.

Tax declaration documents for VAT are implemented in accordance with Section 2 – Appendix I of the List of Tax Declaration documents issued with Decree 126/2020/ND-CP, as amended by Decree 373/2025/ND-CP. VAT declaration forms are set out in Section II, Appendix II of the List of tax declaration forms issued with Circular 80/2021/TT-BTC, as amended by Circular 40/2025/TT-BTC and related circulars, to reflect local authority responsibilities.

Corporate income tax (CIT) declaration

The corporate income tax declaration is implemented according to Section 7 – Appendix I of the List of Tax Declaration documents issued with Decree 126/2020/ND-CP, as amended by Decree 373/2025/ND-CP.

The corporate income tax declaration forms follow Section VI of Appendix II of the List of tax declaration forms issued with Circular 80/2021/TT-BTC, as amended by Circular 40/2025/TT-BTC, Circular 94/2025/TT-BTC, and Circular 21/2026/TT-BTC.

Provisional CIT payments and annual finalization deadline

The service provider must determine quarterly provisional corporate income tax payments remitted to the state budget as prescribed in Clause 6, Article 8 of Decree 126/2020/ND-CP, as amended by Decree 91/2022/ND-CP. The provisional tax amount is allowable for offset against annual corporate income tax payable.

The deadline for filing annual tax finalization is the last day of the third month after the calendar year or fiscal year ends.

Electronic filing and tax administration

The Circular requires the service provider to file tax declarations electronically. The tax authority receiving and processing the tax declarations is the tax authority that directly administers the taxpayer.

Deadlines for filing tax declarations and paying taxes are governed by the Tax Administration Law No. 38/2019/QH14 and related guidance.

Responsibilities of the service provider

• Withhold tax, declare the amount withheld, and remit the withheld tax accurately and fully in accordance with the tax administration law. The service provider is responsible under the law for the accuracy, honesty, and completeness of tax documents.

• Manage investors’ accounts and maintain complete and accurate data on crypto asset trading and transfers for each transaction, including related documents, to determine the amount of tax to withhold and the tax withheld.

• Issue withholding tax certificates for crypto asset transfers using Form 01/CTKT-TSMH issued with this Circular annually to taxpayers by electronic means.

• Build and operate information technology systems and manage crypto asset transaction data to ensure annual extraction and data conversion to match the tax authority’s systems.

• Provide complete, timely documents related to crypto asset transfer activities through the service provider as required by the tax administration law.