Upcoming Changes to Vietnam Tax Payments – ANZ Digital Services Help

Geography: This article is applicable for ANZ Transactive – Global customers banking in the Vietnam.
Full details are available in Features by Geography.

From 24 August 2026, new requirements will apply to Vietnam tax payments created through ANZ digital channels. These updates are designed to standardise tax payment data and improve the validation of payment instructions.

These changes apply to:

Web entry
File upload
Host-to-Host (H2H) straight-through processing (STP)
Host-to-Host (H2H) non-straight-through processing (NSTP)

What is changing?

More tax payment fields will be mandatory - For payments created using Web entry, most fields in the Additional Information section will become mandatory for all Vietnam tax payment types. You will need to provide all required information before you can submit the payment.
Additional mandatory fields for Tax Type 04 - For Tax Type 04, the following fields will become mandatory across all channels:
- Customs Agency Code
- Customs Type
- Import-Export Type
Standardised values will be required - For payments created using Web entry, most fields in the Additional Information section must be selected from a predefined list of values. Free-text entry will no longer be available for these fields.
Enhanced field validation - Validation rules will be applied to mandatory and conditional fields across all channels.

What do you need to do?

If you create Vietnam tax payments through ANZ channels, you should:

Review your current payment creation process
Ensure all required tax information is available before submitting a payment
Update any file formats or Host-to-Host payment files to include mandatory fields where required
Familiarise yourself with the predefined values that must be selected for applicable tax fields

Changes to tax payment fields and validation requirements

Detailed field changes by channel

The table below only details the changes to the tax fields in the upcoming release. All other fields remain unchanged.

	CURRENT			CHANGES
FIELD NAME	WEB ENTRY	FILE UPLOAD	H2H (STP) & (NSTP)	ALL CHANNELS	CUSTOMER IMPACT / NOTES
Tax Payer Name / Tên người nộp thuế	Free text Optional	Mandatory	Optional	Optional	Channel: File Upload Required if you are paying tax on behalf of another tax payer Leave blank If paying your own tax
Tax Payer Address / Địa chỉ người nộp thuế	Free text Optional	Mandatory	Optional	Optional	Channel: File Upload Required if you are paying tax on behalf of another tax payer Leave blank If paying your own tax
Tax Payer's Tax Code / Mã số thuế của người nộp thuế	Free text Optional	Mandatory	Optional	Free text Mandatory	Channels: Web entry, H2H (STP) & (NSTP) Mandatory for all tax types when initiating in Web entry, file upload & H2H.
Admin Region Code / Mã địa bàn hành chính	Free text Optional	Mandatory	Optional	Pre-defined values Mandatory	Channels: Web entry, H2H (STP) & (NSTP) Mandatory for all tax types when initiating in Web entry, file upload & H2H. Select from pre-defined values.
Collecting Agent Code / Mã cơ quan thu	Free text Optional	Mandatory	Optional	Pre-defined values Mandatory	Channels: Web entry, H2H (STP) & (NSTP) Mandatory for all tax types when initiating in Web entry, file upload & H2H. Select from pre-defined values.
Tax Type / Loại thuế	Pre- defined values Optional	Mandatory	Optional	Pre-defined values Mandatory	Channels: Web entry, H2H (STP) & (NSTP) Mandatory for all tax types when initiating in Web entry, file upload & H2H. Select from pre-defined values.
Collection Account / Tài khoản nộp vào	Pre- defined values Optional	Mandatory	Optional	Pre-defined values Mandatory	Channels: Web entry, H2H (STP) & (NSTP) Mandatory for all tax types when initiating in Web entry, file upload & H2H. Select from pre-defined values.
State Treasury ID / Mã kho bạc	Free text Optional	Conditional	Optional	Pre-defined values Mandatory	Channels: Web entry, File upload, H2H (STP) & (NSTP) Mandatory for all tax types when initiating in Web entry, file upload & H2H. Select from pre-defined values.
State Budget Collection Account / Tài khoản thu ngân sách	Free text Optional	Conditional	Optional	Free text Mandatory	Channels: Web entry, File upload, H2H (STP) & (NSTP) Mandatory for all tax types when initiating in Web entry, file upload & H2H.
Customs Agency Code / Mã cơ quan hải quan (bắt buộc nhập đối với loại thuế 04)	Free text Optional	Optional	Optional	Pre-defined values Conditional	Channels: Web entry, File upload, H2H (STP) & (NSTP) Mandatory for Tax Type 04 only when initiating in Web entry, file upload & H2H. Optional for Tax Types 01, 02, 03. Select from pre-defined values.
Customs Type / Loại tiền hải quan (bắt buộc nhập đối với loại thuế 04)	Pre- defined values Optional	Conditional	Optional	Pre-defined values Conditional	Channels: Web entry, H2H (STP) & (NSTP) Mandatory for Tax Type 04 only when initiating in Web entry, file upload & H2H. Optional for Tax Types 01, 02, 03. Select from pre-defined values.
Imp-exp Type / Loại hình xuất nhập khẩu (bắt buộc nhập đối với loại thuế 04)	Pre- defined values Optional	Optional	Optional	Pre-defined values Conditional	Channels: Web entry, File upload, H2H (STP) & (NSTP) Mandatory for Tax Type 04 only when initiating in Web entry, file upload & H2H. Optional for Tax Types 01, 02, 03. Select from pre-defined values.
Tax Payment Details (1) / (1) Số tờ khai#Kỳ thuế/Ngày tờ khai#Nội dung#Số tiền#Mã chương#Mã tiểu mục	Free text Optional	Mandatory	Optional	Free text Mandatory	Channels: Web entry, File upload, H2H (STP) & (NSTP) Mandatory for all tax types when initiating in Web entry, file upload & H2H. See Additional (1) Tax Payment Details.

Exceptions and channel-specific requirements

If mandatory fields are not provided at the time of initiation, then:

Web entry - payments will not be allowed to be submitted

File upload and H2H (NSTP) - payments routed to "Needs Repair" status:

Tax Payer's Tax Code - Manually enter the “Tax Payer’s Tax Code”.
Admin Region Code - Manually select “Admin Region Code”.
Collecting Agent Code - Manually select the “Collecting Agent Code”.
Tax Type - Manually select the “Tax Type”.
Collection Account - Manually select the “Collection Account”.
State Treasury ID - Manually select the “State Treasury ID”.
State Budget Collection Account - Manually enter the “State Budget Collection Account”.
Customs Agency Code - Manually select the “Customs Agency Code”.
Customs Type - Manually select the “Customs Type”.
Imp-exp Type - Manually select the “Imp-exp Type”.

H2H (STP) - payments will be rejected unless otherwise stated below:

Tax Type:
- payments with “Beneficiary Name” containing “HQ”, “Haiquan”, or “Hai quan” (case- insensitive) will default to Tax Type 04
- payments with “Beneficiary Name” containing “Thue” (case-insensitive) will default to Tax Type 01
- payments with “Beneficiary Name” containing none of the above-mentioned words (“HQ”, “Haiquan”, “Hai quan”, or “Thue” will reject
State Treasury ID:
- derived from the “Beneficiary Bank Code/NCC” present in the transaction. For example: “Beneficiary Bank Code/NCC” = 01701004; derived “State Treasury ID” = 0003
- payments without derived “State Treasury ID” will reject
State Budget Collection Account will default to the Beneficiary Account number
Customs Type for Tax Type 04 will default to “1”

Additional Tax Payment Details (1)

Web Entry & File Upload:

There is no change to the way data in this field is provided to ANZ. This field accepts 6 data elements (per below). Each data element continues to be separated by hash (#). Need to provide hash (#) even if any data element is not available or not required.

System will be enhanced to validate the data elements in this field based on Tax Type and the number of (#) hashes. Note: System only accepts data inputs with exactly 5 (#) hashes. Data inputs with fewer or more than 5 (#) hashes will not be accepted.

Form ID/Decision ID/Notification ID/ Số tờ khai (Mandatory for Tax Type 04 only)
Tax cycle/Date of declaration form / Kỳ thuế/Ngày tờ khai (Mandatory for all Tax Types)
Detail of NBC payments / Nội dung (Mandatory for all Tax Types)
Amount / Số tiền (Mandatory for all Tax Types)
Chapter code / Mã chương (Mandatory for Tax Types 01 & 04 only)
Economic sector code / Mã tiểu mục (Mandatory for Tax Types 01 & 04 only)

If field is blank or has missing data elements/hashes,

Web entry payments will not be allowed to be submitted
File upload payments routed to “Needs Repair” status. Provide missing details and resubmit.

Examples of how data should be provided across various Tax Types:

Tax Type 01: 5 data elements (ii, iii, iv, v, vi) need to be provided according to below sequence (with 5 #) #14/04/2026#Thue NK#11894387#151#1901
Tax Types 02 & 03: 3 data elements (ii, iii, iv) need to be provided according to below sequence (with 5 #) #14/04/2026#Thue NK#11894387##
Tax Type 04: 6 data elements (i, ii, iii, iv, v, vi) above need to be provided in below sequence (with 5 #) 10814760380#14/04/2026#Thue NK#11894387#151#1901

H2H (STP), H2H (NSTP):

There is no change to the way data is provided to ANZ. There are 6 data elements as per below and each data element continues to be provided under the respective Tax><Rcrd><AddtlInf> tags.

System will be enhanced to validate whether the required data elements (based on Tax Type) are being provided in the respective tags within the xml file sent to ANZ.

Declaration ID: ‘/TPD1- DeclaratnID/’ (Mandatory for Tax Type 04 only)
Date: ‘/TPD1- Dt/’ (Mandatory for all Tax Types)
Tax Details: ‘/TPD1-TaxDtl/’ (Mandatory for all Tax Types)
Amount: ‘/<TtlAmt>’ (Mandatory for all Tax Types)
Chapter code: ‘/TPD1-ChaptrCd/’ (Mandatory for Tax Types 01 & 04 only)
Economic sector code: ‘/TPD1-EconomicCd/’ (Mandatory for Tax Types 01 & 04 only)

If a mandatory tag for a particular Tax Type is missing or blank,

H2H (NSTP) payments routed to “Needs Repair” status. Provide missing data and resubmit.
H2H (STP) payments are rejected

For example, for Tax Type 02, System will validate whether data elements ii, iii, iv are provided in their respective tags. If any of the 3 tags are missing or blank, a) H2H (NSTP) payments will be routed to “Needs Repair” status and b) H2H (STP) payments will be rejected.

For example, for Tax Type 04, System will validate whether data elements i, ii, iii, iv, v, vi are provided in their respective tags. If any of the 6 tags are missing or blank, a) H2H (NSTP) payments will be routed to “Needs Repair” status and b) H2H (STP) payments will be rejected.

To learn more, visit Create Tax Payment (Vietnam).