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e-invoicing requirements

The table below shows the data fields which must be included in your e-invoices (in both XML data and invoice image)

Mandatory fields are marked with asterisk (*)

Fields Comments
Supplier name *  
Supplier address *  
Supplier organization number * Organization number, Y-tunnus, Business ID
Supplier VAT registration number * VAT registration number
Supplier bank name *  
Supplier bank account number *  
Supplier e-invoicing address *  
Supplier e-mail address  
Our entity´s name * Invoicing addresses
Our invoicing address *  
Our delivery address  
Order number * Mandatory if we have provided Purchase order number
Our reference person * Mandatory to have buyer´s name as a reference
Contract number Mandatory if we have provided Contract number
Delivery Note  
Invoice number *  
Invoice date *  
Invoice due date * According to payment term agreed in contract
Invoice cash discount due date  
Invoice amount including VAT *  
Invoice amount excluding VAT *  
VAT amount *  
Invoice cash discount amount  
Currency  
Payment term  
Taxation information For EU purchases, invoice should contain a statement of VAT compliance - reverse charge. For domestic purchases there has to be stated why the invoice is not subject to VAT.

Download the e-invoicing requirements here

e-invoice XML Standards

Order number

–TEAPPS /INVOICE/HEADER/ORDER_INFORMATION/ORDER_NUMBER

–Finvoice /Finvoice/InvoiceDetails/OrderIdentifier

–Svefaktura /AdditionalDocumentReference/cac:ID[@identificationSchemeID="ORDER"]

–OIOXML com:ReferencedOrder/com:BuyersOrderID

–OIOUBL  //cac:OrderReference/cbc:ID

–EHF  //cac:OrderReference /cbc:ID

Contract number

–TEAPPS /INVOICE/HEADER/CONTRACT_INFORMATION/CONTRACT_NUMBER

–Finvoice /Finvoice/InvoiceDetails/AgreementIdentifier

–OIOXML com:ReferencedOrder/com:SellersOrderID

–OIOUBL  //cac:ContractDocumentReference/cbc:ID

–EHF //cac:ContractDocumentReference/cbc:ID

Reference person

–TEAPPS /INVOICE/RECEIVER/CUSTOMER_INFORMATION/CONTACT_INFORMATION/CONTACT_PERSON

–Finvoice /Finvoice/BuyerContactPersonName

–Svefaktura /Invoice/cac:BuyerParty/cac:Party/cac:Contact/cbc:Name

–OIOXML com:BuyerParty/com:BuyerContact/com:Name

–OIOUBL  cac:AccountingCustomerParty/cac:Party/cac:Contact/cbc:Name

–EHF  //cac:AccountingCustomerParty/cac:Party/cac:Contact/cbc:Name

Delivery note

–TEAPPS /INVOICE/HEADER/NOTE_NUMBER

–Finvoice /Finvoice/DeliveryDetails/DeliveryNoteIdentifier

–Svefaktura /Invoice/cac:InvoiceLine/cac:DespatchLineReference/cac:DocumentReference/cac:ID

–OIOXML com:Note