OFFICIAL LETTER 3987/CTBNI-TTHT ABOUT CURRENCY IN ELECTRONIC BILLING

OFFCIAL LETTER 3687/CTBNI-TTHT ABOUT INVOICE ADJUSTMENT

OFFICIAL LETTER 3603/CTBNI-TTHT ABOUT VAT RATES WITH SERVICES PROVIDED TO EPEs ASSIGNED BY FOREIGN ENTERPRISES

OFFICIAL LETTER 53393/CTHN-TTHT ABOUT VAT DECLARATION OTHER THAN HEAD OFFICE

OFFICIAL LETTER 3423/CTBNI-TTHT ABOUT THE TIME OF DIGITAL SIGNING, CODE ISSUANCE ON E- INVOICES

OFFICIAL LETTER 50626/CTHN-TTHT ABOUT VAT POLICY

OFFICIAL LETETR 10078/CTHDU-TTHT ABOUT VAT POLICY

OFFICIAL LETTER 49303/CTHN-TTHT ABOUT INPUT VAT DECLARATION AND EXCEPT COSTS FOR LABOR RECRUITMENT FEES

OFFICIAL LETTER 46742/CTHN-TTHT ABOUT VAT FOR BROKERAGE COMMISSION

OFFICIAL LETTER 7335/CTHDU-TTHT ABOUT ISSUANCE OF INVOICES FOR LOANED GOODS