The unit of measure that applies to the Net Weight.

Example value
KGM
Code lists
Recommendation 20, including Recommendation 21 codes - prefixed with X (UN/ECE)
Rules
Identifier/Error message Flag
PEPPOL-T124-B68902
Value MUST be part of code list 'Recommendation 20, including Recommendation 21 codes - prefixed with X (UN/ECE)'.
fatal