Back to countries
Country guide

Cook Islands

The Cook Islands uses the Revenue Management Division Number, commonly called the RMD Number, as the tax identification number for individuals and entities that register with Revenue Management Division.

CK COK 1 TIN type Last reviewed 2026-05-14

TIN types

1 published format. Open a type to see examples, structure details, and official sources.

Validate Cook Islands TIN
Cook Islands RMD Number (Tax Identification Number)
Current Individuals Entities

Revenue Management Division, Ministry of Finance and Economic Management

The RMD Number is the tax number allocated by Revenue Management Division to registered individuals, businesses, and other entities.

Details
Examples
12345 98765
Where to find it

On the RMD confirmation letter, tax assessments, tax registration records, tax returns, and payment references.

Common names
RMD Number Revenue Management Division Number TIN
Structure
1-5 RMD number Five-digit Revenue Management Division tax identifier.
Official source
oecd.org mfem.gov.ck btib.gov.ck