Switzerland (CH)

National-ID patterns loaded when you pass countries=["CH"] (or "all"). Universal patterns always stay.

This is a detector, not a legal opinion

id-extract matches the shape of these numbers. A hit is not proof that the value was issued, is still valid, or that the cited statute applies to your document. Checksums, where present, only test the extra digit.

AHV_CH — AHV / AVS number (13 digits, 756…)

The Swiss social-security number. Since 2008 it is a 13-digit number that starts with 756 (the ISO country code).

Package type	AHV_CH
Shape this package looks for	756.XXXX.XXXX.XX or 756 + 10 digits
Checksum	none in this package
Example (synthetic)	756.1234.5678.97

Official sources

• AHV/AVS — new insurance number
• Federal Act on Old-Age and Survivors’ Insurance (AHVG)

VAT_CH — Swiss UID / VAT (CHE…)

The enterprise identification number used as a VAT number, often written CHE followed by 9 digits and MWST, TVA, or IVA.

Package type	VAT_CH
Shape this package looks for	CHE + 9 digits + optional MWST/TVA/IVA
Checksum	none
Example (synthetic)	CHE123456789MWST

Official sources

• UID-Register
• Federal Act on the Business Identification Number

The example values are synthetic or well-known public test numbers. Do not treat them as issued identifiers.