Ukraine Tax ID Number (TIN) Guide

In Ukraine, the Tax Identification Number (TIN), known locally as the Registration Number of the Taxpayer’s Account Card (Реєстраційний номер облікової картки платника податків), is a unique identifier assigned to individuals and legal entities for tax purposes. Possessing a valid TIN is essential for complying with Ukrainian tax laws, facilitating financial transactions, and engaging in official activities such as employment, banking, and business operations. All information provided herein is verified from official sources, including the State Tax Service of Ukraine.​

1. Tax Identification Number Types

1.1 Individuals

• Local Name: Реєстраційний номер облікової картки платника податків​
• Applicable To: Ukrainian citizens, foreign nationals, and stateless individuals​tax.gov.ua
• Purpose: Used for personal income tax reporting, employment, banking, and other official activities​

1.2 Legal Entities

• Local Name: Ідентифікаційний код юридичної особи​
• Applicable To: Companies, organizations, and other legal entities​
• Purpose: Serves as the primary tax identifier for corporate tax obligations and official transactions​

2. TIN Format and Structure

2.1 Individuals

• Format: 12-digit numeric code​
• Structure:
  • First 5 digits: Date of birth in the format DDMMY​
  • Next 4 digits: Sequential number
  • Next 2 digits: Control digits​
  • Last digit: Checksum​

2.2 Legal Entities

• Format: 8-digit numeric code​
• Structure:
  • First 7 digits: Sequential registration number​
  • Last digit: Checksum

3. Issuing Authority and Registration Process

3.1 Issuing Authority

• Name: State Tax Service of Ukraine (Державна податкова служба України)​
• Website: https://tax.gov.ua/en/​

3.2 Registration Process for Individuals

Eligibility: All Ukrainian citizens, foreign nationals, and stateless individuals residing or conducting activities in Ukraine.​

Required Documents:

• Ukrainian Citizens:
  • Passport of a citizen of Ukraine​
  • Temporary identity card (if applicable)​
• Foreign Nationals and Stateless Individuals:
  • Passport document issued by a foreign state or UN organization​
  • Permanent residence permit (if applicable)​

Application Methods:

• In-Person: Submit documents to the local tax office at the place of residence.​
• Online: Use the Electronic Cabinet or the Diia Portal for electronic submission.​

Processing Time: Up to 3 working days from the date of application.​

Fee: No fee is charged for obtaining the TIN.

4. TIN Verification and Lookup

Individuals and businesses can verify TINs through the following official platforms:​

• Electronic Cabinet:
• Diia Portal: https://diia.gov.ua/​

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5. TIN and VAT Number Connection

In Ukraine, the TIN assigned to legal entities also serves as the VAT number.​

• Format: UA followed by the 8-digit TIN (e.g., UA12345678)​
• Usage: Used for VAT reporting and intra-community trade within the EU.​

6. Why Accurate TIN Validation Matters 

Ensuring the accuracy of your TIN is critical for both businesses and individuals in Ukraine. An incorrect or unverified TIN can lead to serious complications such as: 

• Delays in tax processing 

• Rejection of tax exemption claims 

• Fines and penalties for non-compliance 

• Rejection of e-invoicing submissions 

• Onboarding unqualified suppliers or customers 

• Data quality issues across finance and compliance systems 

Using the State Tax Service of Ukraine or TaxDo real-time global tax ID verification platform ensures accurate Tax ID validation, error reduction, and full compliance with Ukraine tax laws. 

7. Stay Compliant with TaxDo 

While the State Tax Service of Ukraine offers a basic PIN checker, TaxDo takes Ukraine TIN validation to the next level with real-time results, periodic revalidation for ongoing compliance, and seamless integration into your systems. 

With TaxDo, you can automate Tax ID validation, monitor changes, and ensure continuous compliance, all from a single, user-friendly dashboard or through API connectivity. 

TaxDo is trusted by leading enterprises, platforms, and compliance teams worldwide. Try it now and eliminate the risks of Tax ID errors in Ukraine and beyond.