Tax scheme code The scheme of the TAX identifier. About ID BT-063-1Cardinality 1..1Semantic datatype CodeName Tax scheme codeSyntax binding pxs:TaxData / pxs:ReportedTransaction / pxs:ReportedDocument / cac:TaxRepresentativeParty / cac:PartyTaxScheme / cac:TaxScheme / cbc:ID