DE-R-027: "Seller contact telephone number" (BT-42) should contain a valid telephone number. A…

Original rule text

"Seller contact telephone number" (BT-42) should contain a valid telephone number. A valid telephone should consist of 3 digits minimum.

matches(normalize-space(cbc:Telephone), $XR-TELEPHONE-REGEX)

DE-R-027 is a warning rule in the country layer of Peppol BIS Billing 3.0.20 · UBL. An invoice that breaks it is flagged but not rejected. It refers to BT-42.

Where to go next

DE-R-027 changed in 1 published Peppol BIS Billing UBL release comparison:

• DE-R-027 in 3.0.17 → 3.0.18: New rule

Validate an invoice against these rules · All release changes