FX-SCH-A-000159
The Buyer electronic address (BT-49) shall have a Scheme identifier.
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.
Message
[BR-63] The Buyer electronic address (BT-49) shall have a Scheme identifier.
Context
/rsm:CrossIndustryInvoice
Test
normalize-space(rsm:SupplyChainTradeTransaction/ram:ApplicableHeaderTradeAgreement/ram:BuyerTradeParty/ram:URIUniversalCommunication[1]/ram:URIID/@schemeID) != '' or not (rsm:SupplyChainTradeTransaction/ram:ApplicableHeaderTradeAgreement/ram:BuyerTradeParty/ram:URIUniversalCommunication)
Checked with Factur-X / ZUGFeRD BASIC