BR-DE-CVD-01
Error (blocking) XRechnung (UBL)XRechnung (CII)
Official rule text
Das Element {element} "Contract reference" (BT-12) muss übermittelt werden. Seeing BR-DE-CVD-01 in a rejection?
Run your file through the free validator to see every violation at once — or let NormDrift watch your reference invoices so the next ruleset release never surprises you.