Switzerland IBAN Validator & Format Checker
Validate and decode any Switzerland International Bank Account Number (IBAN). Test the structure against the official format mask, check digits, and run an offline bank lookup.
Switzerland IBAN Structure Rules
Every International Bank Account Number in Switzerland follows a standardized format registry layout:
| Country Code | CH (Switzerland) |
| Total Length | 21 characters |
| SEPA Member | Yes (SEPA Member) |
| Structure Format Mask | CH49 1234 5123 4567 8901 2 |
| BBAN Regex Pattern | ^[0-9]{5}[A-Z0-9]{12}$ |
| Bank Code Range | Characters 5 to 9 (5 digits) |
| Account Number Range | Characters 10 to 21 (12 digits) |
Frequently Asked Questions
How long is a Switzerland IBAN?
A Switzerland IBAN consists of exactly 21 characters. It starts with the country code 'CH', followed by two check digits, and then the Basic Bank Account Number (BBAN).
What is the format of a Switzerland IBAN?
The official format mask for a Switzerland IBAN is 'CH49 1234 5123 4567 8901 2'. The BBAN component matches the structure pattern '^[0-9]{5}[A-Z0-9]{12}{{FAQ_ACCORDION}}#039;.
Does Switzerland participate in SEPA?
Switzerland is a member of the Single Euro Payments Area (SEPA). Euro payments can be processed under SEPA rules.
How do I decode a Switzerland IBAN?
A Switzerland IBAN can be decoded into: the country code 'CH' (characters 1-2), check digits (characters 3-4), and the domestic bank account identifier containing the bank identifier (characters 5-9), and account number (characters 10-21).