# Bulgaria Tax ID Number (TIN) Guide

> Verify Bulgarian Tax IDs (ЕГН & ЕИК) instantly with TaxDo — real-time, official-source validation for individuals and businesses with easy API integration.

Source: https://taxdo.com/resources/global-tax-id-validation-guide/bulgaria

Last updated: 2025-06-14

## Introduction

In Bulgaria, the Tax Identification Number (TIN) is a unique identifier assigned to individuals and legal entities for tax purposes. Possessing the correct TIN is essential for compliance with Bulgarian tax regulations, facilitating accurate tax reporting, and ensuring seamless business operations. All information provided in this guide is verified from official sources, including the National Revenue Agency (NRA) of Bulgaria and the European Commission.​[European Commission](https://ec.europa.eu/) 

## **Tax Identification Number Types** 

In Bulgaria, the TIN is known as the “Единен граждански номер” (Unified Civil Number) for individuals and the “Единен идентификационен код” (Unified Identification Code) for legal entities:​ 

- **Unified Civil Number (ЕГН)**: Assigned to Bulgarian citizens and foreign residents for personal identification.​[Taxation and Customs Union](https://taxation-customs.ec.europa.eu/)
- **Unified Identification Code (ЕИК)**: Assigned to legal entities and is used for tax and business identification purposes.​

These identifiers are applicable as follows:​ 

- **Individuals**: Use the ЕГН as their TIN.​
- **Legal Entities**: Use the ЕИК as their TIN.​

## **TIN Format and Structure** 

The formats for Bulgarian TINs are as follows:

- **Unified Civil Number (ЕГН)**:  
  - **Format**: 10 digits.​
  - **Structure**:  
    - Digits 1–6: Date of birth in the format YYMMDD.
    - Digits 7–9: Unique identifier.
    - Digit 10: Checksum digit for validation.
- **Unified Identification Code (ЕИК)**:  
  - **Format**: 9 digits.​
  - **Structure**:  
    - Digits 1–8: Unique identifier assigned to the entity.
    - Digit 9: Checksum digit for validation.

## **Issuing Authority and Registration Process** 

The National Revenue Agency (NRA) of Bulgaria is responsible for issuing TINs. Their official website provides comprehensive information on tax obligations and services.​ 

**Registration Process**: 

- **For Individuals**:
1. **Eligibility**: All Bulgarian citizens and foreign residents.​
1. **Documents Required**:  
  - Personal identification documents (e.g., passport, national ID card).
  - Residence permit (for foreign residents).
1. **Application Process**:  
  - Visit the local NRA office.
  - Submit the required documents.
  - The ЕГН is typically issued at birth for Bulgarian citizens or upon registration for foreign residents.
- **For Legal Entities**:
1. **Eligibility**: All companies and organizations operating in Bulgaria.​
1. **Documents Required**:  
  - Company incorporation documents.
  - Proof of address.
  - Identification documents of company representatives.
1. **Application Process**:  
  - Register the company with the Bulgarian Commercial Register.
  - Upon successful registration, the ЕИК is assigned and serves as the TIN.

There are no fees associated with obtaining a TIN in Bulgaria.​ 

## **TIN Verification and Lookup** 

To verify a Bulgarian TIN, individuals and businesses can use the following methods:​ 

- **For VAT Numbers**:  
  - Utilize the European Commission’s VIES (VAT Information Exchange System) to validate Bulgarian VAT numbers.
- **For Non-VAT TINs**:  
  - Contact the NRA directly or visit their official website for guidance on verification procedures. ​[NRA](https://old.nra.bg/)

**Or Instantly Verify Tax IDs in Bulgaria** **with [TaxDo Real-Time TIN Validation Platform](https://taxdo.com/services/tax-id-validator)** 

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Whether you’re conducting due diligence, onboarding clients, granting tax exemption, or managing vendor compliance in Bulgaria, **TaxDo helps you avoid risks, delays, and penalties with effortless global Tax ID validation.** 

## **TIN and VAT Number Connection** 

In Bulgaria, the TIN for legal entities (ЕИК) also serves as the VAT identification number. The format for Bulgarian VAT numbers is:​ 

- **Format**: ‘BG’ + 9 digits (the ЕИК).
- **Example**: BG123456789​

For individuals registered for VAT, the VAT number comprises ‘BG’ followed by their ЕГН. ​ 

## **Why Accurate TIN Validation Matters** 

Ensuring the accuracy of your TIN is critical for both businesses and individuals in Bulgaria. 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 National Revenue Agency of Bulgaria or **[TaxDo real-time global tax ID verification platform](https://taxdo.com/services/tax-id-validator)** ensures accurate Tax ID validation, error reduction, and full compliance with Bulgaria tax laws. 

## **Stay Compliant with TaxDo** 

While the National Revenue Agency offers a basic PIN checker, **TaxDo takes Bulgaria** **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 Bulgaria and beyond.

## Frequently asked questions

### What types of Tax Identification Numbers (TINs) exist in Bulgaria?

Bulgaria issues two main TIN types:

- **Unified Civil Number (ЕГН):** A 10-digit identifier assigned to individuals, based on birth date and a checksum.
- **Unified Identification Code (ЕИК):** A 9-digit code assigned to legal entities, also serving as their VAT number.

TaxDo validates both ЕГН and ЕИК numbers instantly using official sources.

### How are Bulgarian Tax Identification Numbers (TINs) structured?

- **ЕГН (Individuals):** 10 digits — first 6 digits represent birth date (YYMMDD), digits 7–9 are unique identifiers, and digit 10 is a checksum.
- **ЕИК (Legal Entities):** 9 digits — first 8 digits are unique entity identifiers, and the 9th digit is a checksum.

TaxDo’s platform supports validation of both formats seamlessly.

### How do I obtain a Bulgarian Tax Identification Number?

- **Individuals:** ЕГН is typically assigned at birth or upon residence registration. Required documents include a passport or ID card. Registration is done at the local NRA office.
- **Legal Entities:** Register your company with the Bulgarian Commercial Register; the ЕИК is assigned automatically upon successful registration.

No fees are charged for TIN issuance in Bulgaria.

### How can I verify a Bulgarian TIN or VAT number online?

- **VAT numbers:** Use the European Commission’s VIES tool for validation.
- **Non-VAT TINs:** Contact the National Revenue Agency (NRA) or visit their website for verification.

Alternatively, TaxDo offers real-time, automated TIN and VAT number validation with API integration and official-source accuracy across Bulgaria and 135+ countries.