field2 rules
Every EN 16931, Peppol and XRechnung rule that constrains BT-35. If one of them fails, the others are usually worth a look — a wrong value in one field tends to break several checks at once.
| IS-R-003 | fatal | If seller is icelandic then it shall contain his address with street name and zip code — Ef seljandi er íslenskur þá skal heimilisfang seljanda innihalda götuheiti og pós… |
| IT-R-002 | fatal | BT-35 (Seller address line 1) - Italian suppliers MUST provide the postal address line 1 - I fornitori italiani devono indicare l'indirizzo postale. |
Nothing is stored, and the whole invoice is checked, not just this rule. A PDF only works if it is Factur-X / ZUGFeRD — a PDF with the invoice XML inside it.