In This Section

Topic	Description
EN-16931: Payment Due Date	You can specify a Payment Due Date for your Documents.
EN-16931: Invoice Type Codes	You must use the required Invoice Type Codes for EN-16931.
EN-16931: Invoice Notes	You can add additional context to your notes.
EN-16931: Invoicing Period	You can use a code to represent the type of Tax Point Date, such as delivery date.
EN-16931: Attachments	You must use one of the permitted values for the `mimecode` attribute.
EN-16931: Additional Supporting Documents	You can add the type of document to your references to supporting documents.
EN-16931: Party Scheme IDs	You can add information about the scheme that a party's ID belongs to.
EN-16931: Party Tax Registration IDs	You can add a country code prefix to a party's Tax ID.
EN-16931: Supplier Information	You must include specific information about Suppliers.
EN-16931: Payment Means	You must use a value from the UNTDID 4461 list for the payment means.
EN-16931: Document-Level Allowances	EN-16931 has certain requirements for Document-level allowances.
EN-16931: Document-Level Charges	EN-16931 has certain requirements for Document-level charges.
EN-16931: Document-Level Taxes in Document Currency	EN-16931 requires specific information for tax information at the Document-level.
EN-16931: Document-Level Taxes in Accounting Currency	You must specify the Tax Category for document-level taxes in the accounting currency.
EN-16931: Document Totals	If the Amount Due for Payment is positive, the you provide the due date or the payment terms.