[CL-010-001]-InvoiceTypeCode in an invoice MUST be 380 from UN/ECE 1001 code list [CL-010-002]-DocumentCurrencyCode MUST be coded using ISO code list 4217 [CL-010-003]-currencyID MUST be coded using ISO code list 4217 [CL-010-004]-Country codes in an invoice MUST be coded using ISO code list 3166-1 [CL-010-005]-Invoice tax schemes MUST be coded using UN/ECE 5153 code list [CL-010-006]-Payment means in an invoice MUST be coded using CEFACT code list 4461 [CL-010-007]-Invoice tax categories MUST be coded using UN/ECE 5305 code list