F-LIB180
schemeID = DK:CVR, EndpointID must be a valid CVR number (like 'DK12345678', value found: '…')
error: the document is invalid
What the rule checks
As the rule set's publisher wrote it. The rule runs on every element the context matches, and fails where the test is false; the validator reports the line of that element.
OIOUBL 2.1 Invoice rules (Denmark) 1.17.2
OIOUBL 2.1 Credit Note rules (Denmark) 1.17.2
OIOUBL 2.1 Reminder rules (Denmark) 1.17.2
Test
(cbc:EndpointID/@schemeID = 'DK:CVR') and (string-length(cbc:EndpointID) != 10 or substring(cbc:EndpointID, 1, 2) != 'DK')
Checked with Denmark OIOUBL 2.1 Invoice