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Country guide

Iran, Islamic Republic of

Iran uses the 10-digit Code Melli for Iranian individuals, the 11-digit Shenaseh Melli for legal persons, and INTA economic numbers for tax-registered natural persons, civil partnerships, and non-Iranian nationals.

IR IRN 5 TIN types Last reviewed 2026-06-01

TIN types

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

Validate IRN TIN
Iran Code Melli (Individual TIN)
Current Individuals

National Organisation for Civil Registration (NOCR)

Personal national identifier assigned to Iranian citizens and used as the core identifier for tax and administrative onboarding.

Details
Examples
004-123456-1 006-245123-5
Where to find it

On the shenasnameh, national identity card, and Iranian passport.

Common names
Code Melli National ID number کد ملی شماره ملی
Structure
1-3 Area code Place-code segment linked to the person's place of birth or civil registration.
4-9 Serial Individual serial segment.
10 Check digit Control digit derived from the preceding digits.
Official source
ncr.ir landinfo.no
Iran Economic Number for Natural Persons
Current Individuals

Iranian National Tax Administration (INTA)

Fourteen-digit economic number used for tax-registered Iranian natural persons, especially in the taxpayer invoicing system.

Details
Examples
00412345610001 00624512350002
Where to find it

In the Iranian tax services portal and taxpayer workspace after tax registration.

Common names
Economic Number Economic Code شماره اقتصادی کد اقتصادی
Structure
1-10 Code Melli The holder's 10-digit personal national identifier.
11-14 Tax-file sequence Sequence assigned for the person's tax registration or file.
Official source
intamedia.ir my.tax.gov.ir
Iran Shenaseh Melli (Legal-Entity TIN)
Current Entities

State Organisation for Registration of Deeds and Properties

National identifier assigned to Iranian legal persons and used as the current economic number for legal persons.

Details
Examples
1010-123456-3 1400-765432-5
Where to find it

On the legal person national ID card, registry records, official company documents, invoices, and the legal-entities national ID public register.

Common names
Shenaseh Melli Legal person national ID شناسه ملی اشخاص حقوقی شماره اقتصادی اشخاص حقوقی
Structure
1-4 Registration place code Code linked to the place of registration.
5-10 Serial Identifier sequence for the legal person.
11 Check digit Control digit derived from the preceding digits.
Official source
ilenc.ssaa.ir solh.ir intamedia.ir
Iran Economic Number for Civil Partnerships
Current Entities

Iranian National Tax Administration (INTA)

Eleven-digit economic number used for taxpayers operating as civil partnerships.

Details
Examples
60123456789
Where to find it

In the Iranian tax services portal and taxpayer workspace for the civil partnership tax registration.

Common names
Civil partnership identifier شناسه مشارکت مدنی شماره اقتصادی مشارکت مدنی
Official source
intamedia.ir my.tax.gov.ir
Iran Economic Number for Non-Iranian Nationals
Current Individuals

Iranian National Tax Administration (INTA)

Fourteen-digit economic number used for non-Iranian national taxpayers in the Iranian taxpayer invoicing system.

Details
Examples
12345678901201
Where to find it

In the Iranian tax services portal and taxpayer workspace when a non-Iranian national has been issued an economic number.

Common names
Foreign national economic number شماره اقتصادی اتباع غیر ایرانی
Structure
1-12 Foreign national code The holder's 12-digit foreign national code.
13-14 Sequence Two-digit sequence assigned from 01 upward.
Official source
intamedia.ir my.tax.gov.ir