When the invoice is a VAT invoice it must state the sellers VAT registration number and tax scheme. The supplier's VAT-number (Norwegian MVA number) made out of the organisational number and the letters MVA. Mandatory if the supplier is taxable.

Cardinality
1..1
Namespace
cbc urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2
Example value
987654321MVA
Attributes
Use Name Description
M @schemeID

Example value: NO:VAT

Rules
Identifier/Error message Flag
EUGEN-T10-R041
The VAT identifier for the supplier SHOULD be prefixed with country code for companies with VAT registration in EU countries
warning
NOGOV-T10-R014
If the VAT total amount in an invoice exists it MUST contain the suppliers VAT number.
fatal
EHF-T10-B05301
Attribute 'schemeID' MUST be present.
warning