Message

The Period start date of the Catalogue line validity period MUST be before the Period end date.

Context
cac:LineValidityPeriod
Test
cbc:StartDate <= cbc:EndDate
Usage
/ ubl:Catalogue / cac:CatalogueLine / cac:LineValidityPeriod / cbc:StartDate
/ ubl:Catalogue / cac:CatalogueLine / cac:LineValidityPeriod / cbc:EndDate