The General Department of Taxation announces the upgrade of the Declaration Support application (HTKK) version 4.5.4, specifically as follows:
- Updated and corrected the error in rendering declarations 02/QTT-TNCN, 05/QTT-TNCN when submitting to the icanhan system, reporting the error "Declaration is not in the correct format";
- Updated and corrected the error in rendering declaration 05-DK-TH-TCT (leaving Email information blank) when submitting to the eTax system with the error "Email is not in the correct format";
- Updated and fixed the error of not being able to export the Invoice Usage Report declaration (BC26/AC).
Starting from March 19, 2021, when preparing tax declaration documents related to the above upgrade content, tax-paying organizations and individuals will use the declaration functions in the HTKK 4.5.4 application instead. for previous versions.

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