On November 25, 2025, the Tax Department issued Official Letter No. 5487/CT-CS to clarify the VAT declaration regarding installment and deferred payment purchases of goods and services.
Specifically, based on Clause 2, Article 14 of the Value Added Tax Law No. 48/10/2025 dated November 26, 2024, and passed by the National Assembly concerning the input VAT deduction; Article 25 of Decree No. 181/2025/NĐ-CP dated July 1, 2025, issued by the Government regarding invoices and tax documentation; and Point g, Clause 2, Article 26 of Decree No. 181/2025/NĐ-CP concerning non-cash payment documentation for deferred payment purchases, businesses may declare VAT as follows:
For businesses purchasing goods and services valued at 5 million VND or more, if there is no non-cash payment documentation by the time of payment, they must declare and adjust down the deductible VAT for the tax period when the payment obligation arises. However, if the business provides non-cash payment documentation, they may declare VAT in accordance with regulations.




