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Country guide

Dominica

Dominica uses a numeric TIN/Taxpayer Number issued by the Inland Revenue Division to individuals and entities on registration. The six-digit Taxpayer Number is the first six digits of the full TIN, which adds a one-digit check code.

DM DMA 2 TIN types Last reviewed 2026-05-14

TIN types

2 published formats. Open a type to see examples, structure details, and official sources.

Validate Dominica TIN
Dominica Taxpayer Number
Current Individuals Entities

Inland Revenue Division of the Commonwealth of Dominica

Six-digit taxpayer identifier generated by SIGTAS and used by individuals and entities for Dominica tax administration.

Details
Examples
007593 115747
Where to find it

On Dominica tax and customs documents, tax returns, payroll tax forms, and taxpayer registration certificates.

Common names
Taxpayer Number Tax Payer Number Tax Account Number
Structure
1-6 Taxpayer number Sequential numeric identifier generated by the IRD tax system.
Official source
oecd.org ird.gov.dm
Dominica Tax Identification Number
Current Individuals Entities

Inland Revenue Division of the Commonwealth of Dominica

Full Dominica tax identifier consisting of the six-digit Taxpayer Number followed by a one-digit check code.

Details
Examples
1234567 0001234
Where to find it

Generated by the Inland Revenue Division; public guidance mainly illustrates the six-digit Taxpayer Number rather than the full value with the check digit.

Common names
TIN Tax Identification Number
Structure
1-6 Taxpayer number Core taxpayer identifier generated by the IRD tax system.
7 Check digit One-digit control code added to the Taxpayer Number.
Official source
oecd.org ird.gov.dm