BFS Municipality List 2026: Updated Assignment for Payroll Accounting Systems

Summary

The Federal Tax Administration (ESTV) published the updated BFS municipality list 2026 on January 5, 2026. This list serves the correct assignment of municipality numbers to postal codes and is specifically designed for import into payroll accounting systems (ERP systems). The publication is made via the Federal News Service as a third-party notice from the Swiss government.

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Detailed Summary

The BFS Municipality List 2026 was created by the Federal Tax Administration (ESTV) as official reference documentation for source tax matters. The document enables precise assignment of municipality numbers to the corresponding postal codes in Switzerland.

This list is particularly relevant for companies and organizations that use payroll accounting systems and Enterprise Resource Planning systems (ERP systems). The standardized dataset enables error-free integration into existing software solutions and contributes to ensuring correct source tax deductions.

The publication is made centrally via the Swiss government portal (Federal News Service) to ensure broad availability for all relevant stakeholders.

Key Points

• The ESTV has published the BFS municipality list 2026 for source tax purposes
• The list enables correct assignment of municipality numbers to postal codes
• The document is specifically optimized for import into payroll accounting and ERP systems
• The publication is made as an official third-party notice from the Swiss government

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