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Guideline / Liechtenstein

Liechtenstein Tax ID Number (TIN) Guide

Table Of Content

  • Tax Identification Number Types
  • TIN Format and Structure
  • Issuing Authority and Registration Process
  • TIN Verification and Lookup
  • TIN and VAT Number Connection
  • Why Accurate TIN Validation Matters 
  • Stay Compliant with TaxDo 

In Liechtenstein, the Tax Identification Number (TIN) is referred to as the PEID Nummer (Personenidentifikationsnummer). This unique identifier is essential for individuals and entities to comply with tax regulations, including income tax filings, VAT registration, and other official processes. All information provided in this guide is verified from official sources, ensuring accuracy and reliability.​

Tax Identification Number Types

Liechtenstein utilizes the PEID Nummer as the sole TIN for both individuals and entities. There is no separate TIN for businesses or legal entities; the PEID Nummer serves all purposes.​

TIN Format and Structure

  • Format: The PEID Nummer consists of 4 to 12 digits, all numeric.​
  • Structure: The number is a continuous string without any separators or country code.​
  • Example: 123456789012​

Note: The number may appear shorter if leading zeros are omitted. ​

Issuing Authority and Registration Process

  • Issuing Authority: The PEID Nummer is issued by the Liechtenstein Office of Statistics (Amt für Statistik).​
  • Registration Process:
    1. Eligibility: Individuals and entities must be registered in Liechtenstein.​
    2. Documents Required:
      • Valid identification (e.g., passport or national ID).
      • Proof of residence or business registration.
    3. Application Method: Applications are processed electronically.​
    4. Fees: Specific fees may apply; refer to the official website for details.​
    5. Processing Time: Typically, registration is completed within a few business days.​

TIN Verification and Lookup

To verify a PEID Nummer, individuals and businesses can use the official online verification tool provided by the Liechtenstein Office of Statistics. This tool allows users to check the validity of a TIN in real-time.​

Access the verification portal here: PEID Number Verification. ​

Or Instantly Verify Tax IDs in Liechtenstein with TaxDo Real-Time TIN Validation Platform 

TaxDo offers a compliant, automated, and globally trusted solution for TIN verification—not just in Liechtenstein , but across 135+ jurisdictions. Unlike other solutions, TaxDo validates tax IDs instantly and securely using only official government sources. 

What Makes TaxDo Different? 

  • Real-time TIN verification for Liechtenstein and 135+ countries  
  • Seamless API integration into your ERP, CRM, or onboarding system 
  • Powerful dashboard to manage and track tax ID validations globally 
  • Fully compliant and official-source-based results ONLY 

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

📩 Get started today or schedule a free demo to see how TaxDo simplifies tax compliance. 

Schedule a Demo

TIN and VAT Number Connection

In Liechtenstein, the PEID Nummer also serves as the VAT number. For VAT purposes, the number is formatted as follows:​

  • Format: FL-1234.123.123-1​
  • Structure:
    • FL-: Country code for Liechtenstein.
    • 1234: First segment of the VAT number.​
    • 123: Second segment.​
    • 123: Third segment.​
    • -1: Checksum digit.​

This format is used for VAT registration and related transactions. ​

Why Accurate TIN Validation Matters 

Ensuring the accuracy of your TIN is critical for both businesses and individuals in Liechtenstein . 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 Liechtenstein KRA iTax portal or TaxDo real-time global tax ID verification platform ensures accurate Tax ID validation, error reduction, and full compliance with Liechtenstein tax laws. 

Stay Compliant with TaxDo 

While the KRA iTax portal offers a basic PIN checker, TaxDo takes Liechtenstein 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 Liechtenstein and beyond. 

FAQ

What is the PEID Nummer in Liechtenstein and who needs one?

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What does a Liechtenstein TIN (PEID Nummer) look like?

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How do I verify a PEID Nummer or VAT number in Liechtenstein?

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Why is it important to validate PEID numbers in Liechtenstein?

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