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National Tax Advisor Identity Number (TAIN) Unit

The contact details shown below should be used for queries relating to TAINs including:

Phone

Call charges may vary depending on your telephone provider's service contract.

National TAIN Unit
Office of the Revenue Commissioners
P.O. Box 1
Wexford

Related forms
- Application for a Tax Advisory Identification Number (TAIN)Application for a Tax Advisory Identification Number (TAIN)
- Transaction advisory link notification formForm for completion to verify a customer's link to an advisor
- Agent link notification formForm for completion to verify a customer's link to an agent
- Import One Stop Shop (IOSS) Intermediary Link NotificationApplication to act as intermediary in respect of the Import One Stop Shop (IOSS)
Further guidance
- Part 37-00-04bGuidelines for Agents or Advisors Acting on Behalf of Taxpayers