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Russia Russia
Official country information

TIN validation guidance for Russia

Access country-specific reference information, recognised formats and validation resources designed for compliance teams, finance departments and enterprise operations.

TIN Check Russia

The INN is generated as a digital code comprised of a sequence of digits which characterize:


For businesses it is a ten-digit code:

• NNNNXXXXXC.

Foreign organizations are also assigned a ten-digit code

• 9909XXXXXC.

For individuals it is a twelve-digit code

• NNNNXXXXXXCC.

After validation, additional information about the entered TIN will be made available.

1) NNNN (4 digits)

For Russian organizations and individuals – code of the tax authority which assigned the INN.
For foreign organizations – index defined by the Federal Tax Service.

2) XXXXX (XXXXXX)

For Russian organizations (individuals) – a sequence number of the person’s entry in the territorial section of the Unified State Register of Taxpayers (USRT). It consists of 5 digits in case of organizations and 6 digits in case of individuals.
For foreign organizations – code of foreign organization according to the reference book “Foreign Companies Coding”.

3) C (CC) – control number (1 digit for organization, 2 digits for individuals)

It is generated according to a unique algorithm set by the Federal Tax Service.
Note: INN is not related to the Russian domestic passport number.

TIN Check Russia
Reference formats

Official example structures

Use the following examples as guidance for commonly recognised tax identification formats.

Individual
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Reference articles and country guidance

Explore selected country-specific content to better understand regional tax identification practices and documentation contexts.

Security and reliability

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