UBL to KSeF FA(3) Mapping Reference

This document describes how UBL (Universal Business Language) invoice fields are mapped to the Polish KSeF FA(3) e-invoice format.

Invoice Header

Fa = Faktura = invoice

KodWaluty = Currency code

RodzajFaktury = Invoice type

KSeF Field	UBL Source	Req.	Default	Condition	Description
Fa.P_2	cbc:ID	Yes			Invoice number
Fa.P_1	cbc:IssueDate	Yes			Invoice issue date. Formatted as date (Y-m-d)
Fa.KodWaluty	cbc:DocumentCurrencyCode	Yes			Currency code
Fa.RodzajFaktury	cbc:InvoiceTypeCode	Yes			Invoice type (VAT / KOR / ZAL / ...). Map: 380 → VAT 389 → VAT 384 → KOR STRICT
Fa.P_6	Delivery > ActualDeliveryDate XPath cac:Delivery/cbc:ActualDeliveryDate	No			Date of sale / actual delivery. Formatted as date (Y-m-d)

Seller

Podmiot1 = Subject/entity 1 (seller)

DaneIdentyfikacyjne = Identification data

NIP = Polish tax ID

Nazwa = Name

Adres = Address

KodKraju = Country code

AdresL1 = Address line 1

AdresL2 = Address line 2

GLN = Global Location Number

KSeF Field	UBL Source	Req.	Default	Condition	Description
Podmiot1.DaneIdentyfikacyjne.NIP	AccountingSupplierParty > Party > PartyTaxScheme > CompanyID XPath cac:AccountingSupplierParty/cac:Party/cac:PartyTaxScheme/cbc:CompanyID	Yes			Seller tax identification number
Podmiot1.DaneIdentyfikacyjne.Nazwa	AccountingSupplierParty > Party > PartyLegalEntity > RegistrationName XPath cac:AccountingSupplierParty/cac:Party/cac:PartyLegalEntity/cbc:RegistrationName	Yes			Seller name
Podmiot1.Adres.KodKraju	AccountingSupplierParty > Party > PostalAddress > Country > IdentificationCode XPath cac:AccountingSupplierParty/cac:Party/cac:PostalAddress/cac:Country/cbc:IdentificationCode	No			Seller country code
Podmiot1.Adres.AdresL1	AccountingSupplierParty > Party > PostalAddress > StreetName XPath cac:AccountingSupplierParty/cac:Party/cac:PostalAddress/cbc:StreetName	No			Seller street address
Podmiot1.Adres.AdresL2	AccountingSupplierParty > Party > PostalAddress > PostalZone XPath cac:AccountingSupplierParty/cac:Party/cac:PostalAddress/cbc:PostalZone , AccountingSupplierParty > Party > PostalAddress > CityName XPath cac:AccountingSupplierParty/cac:Party/cac:PostalAddress/cbc:CityName	No			Seller postal zone and city
Podmiot1.Adres.GLN	AccountingSupplierParty > Party > PartyIdentification[ID > @schemeID='0088'] > ID XPath cac:AccountingSupplierParty/cac:Party/cac cbc:ID/@schemeID='0088' /cbc:ID	No			Seller Global Location Number

Buyer

Podmiot2 = Subject/entity 2 (buyer)

IDNabywcy = Buyer ID

KodUE = EU country code

NrVatUE = EU VAT number

BrakID = No ID flag

NrKlienta = Customer number

gV = VAT group flag

jST = Local government unit flag

DaneKontaktowe = Contact details

KSeF Field	UBL Source	Req.	Default	Condition	Description
Podmiot2.DaneIdentyfikacyjne.Nazwa	AccountingCustomerParty > Party > PartyLegalEntity > RegistrationName XPath cac:AccountingCustomerParty/cac:Party/cac:PartyLegalEntity/cbc:RegistrationName	Yes			Buyer name
Podmiot2.Adres.KodKraju	AccountingCustomerParty > Party > PostalAddress > Country > IdentificationCode XPath cac:AccountingCustomerParty/cac:Party/cac:PostalAddress/cac:Country/cbc:IdentificationCode	No			Buyer country code
Podmiot2.Adres.AdresL1	AccountingCustomerParty > Party > PostalAddress > StreetName XPath cac:AccountingCustomerParty/cac:Party/cac:PostalAddress/cbc:StreetName	No			Buyer street address
Podmiot2.Adres.AdresL2	AccountingCustomerParty > Party > PostalAddress > PostalZone XPath cac:AccountingCustomerParty/cac:Party/cac:PostalAddress/cbc:PostalZone , AccountingCustomerParty > Party > PostalAddress > CityName XPath cac:AccountingCustomerParty/cac:Party/cac:PostalAddress/cbc:CityName	No			Buyer postal zone and city
Podmiot2.Adres.GLN	AccountingCustomerParty > Party > PartyIdentification[ID > @schemeID='0088'] > ID XPath cac:AccountingCustomerParty/cac:Party/cac cbc:ID/@schemeID='0088' /cbc:ID	No			Buyer Global Location Number
Podmiot2.DaneIdentyfikacyjne.NIP	AccountingCustomerParty > Party > PartyTaxScheme > CompanyID XPath cac:AccountingCustomerParty/cac:Party/cac:PartyTaxScheme/cbc:CompanyID	Yes		Buyer is Polish or country not specified	Buyer tax ID (Polish buyer)
Podmiot2.IDNabywcy	AccountingCustomerParty > Party > PartyTaxScheme > CompanyID XPath cac:AccountingCustomerParty/cac:Party/cac:PartyTaxScheme/cbc:CompanyID	No		Buyer is Polish or country not specified	Buyer ID (Polish buyer)
Podmiot2.DaneIdentyfikacyjne.KodUE	AccountingCustomerParty > Party > PostalAddress > Country > IdentificationCode XPath cac:AccountingCustomerParty/cac:Party/cac:PostalAddress/cac:Country/cbc:IdentificationCode	No		Buyer is not Polish Buyer has a VAT ID	EU country code (foreign buyer with VAT ID)
Podmiot2.DaneIdentyfikacyjne.NrVatUE	AccountingCustomerParty > Party > PartyTaxScheme > CompanyID XPath cac:AccountingCustomerParty/cac:Party/cac:PartyTaxScheme/cbc:CompanyID	No		Buyer is not Polish Buyer has a VAT ID	EU VAT number (foreign buyer with VAT ID). Extracted via regex /^[A-Z]{2}(.+)$/
Podmiot2.DaneIdentyfikacyjne.BrakID		No	1	Buyer is not Polish NOT: Buyer has a VAT ID	No ID flag (foreign buyer without VAT ID)
Podmiot2.NrKlienta	AccountingCustomerParty > SupplierAssignedAccountID XPath cac:AccountingCustomerParty/cbc:SupplierAssignedAccountID	No			Customer number
Podmiot2.gV	UBLExtensions > UBLExtension > ExtensionContent > PageroExtension > RestrictedInformationParty[Key='GV-recipient'] > Key XPath ext:UBLExtensions/ext:UBLExtension/ext:ExtensionContent/puf:PageroExtension/puf puf:Key='GV-recipient' /puf:Key	No			VAT group flag. Map: GV-recipient → 1
Podmiot2.jST	UBLExtensions > UBLExtension > ExtensionContent > PageroExtension > RestrictedInformationParty[Key='JST-recipient'] > Key XPath ext:UBLExtensions/ext:UBLExtension/ext:ExtensionContent/puf:PageroExtension/puf puf:Key='JST-recipient' /puf:Key	No			Local government unit flag. Map: JST-recipient → 1
Podmiot2.DaneKontaktowe[0].Telefon	AccountingCustomerParty > AccountingContact > Telephone XPath cac:AccountingCustomerParty/cac:AccountingContact/cbc:Telephone	No			Buyer contact phone
Podmiot2.DaneKontaktowe[0].Email	AccountingCustomerParty > AccountingContact > ElectronicMail XPath cac:AccountingCustomerParty/cac:AccountingContact/cbc:ElectronicMail	No			Buyer contact email

Third Party

Podmiot3 = Subject/entity 3 (third party)

RolaInna = Other role flag

OpisRoli = Role description

KSeF Field	UBL Source	Req.	Default	Condition	Description
Podmiot3[0].DaneIdentyfikacyjne.NIP	UBLExtensions > UBLExtension > ExtensionContent > PageroExtension > RestrictedInformationParty[Key='otherEntity'] > Party > PartyTaxScheme > CompanyID XPath ext:UBLExtensions/ext:UBLExtension/ext:ExtensionContent/puf:PageroExtension/puf puf:Key='otherEntity' /cac:Party/cac:PartyTaxScheme/cbc:CompanyID	No			Third party tax ID
Podmiot3[0].DaneIdentyfikacyjne.Nazwa	UBLExtensions > UBLExtension > ExtensionContent > PageroExtension > RestrictedInformationParty[Key='otherEntity'] > Party > PartyLegalEntity > RegistrationName XPath ext:UBLExtensions/ext:UBLExtension/ext:ExtensionContent/puf:PageroExtension/puf puf:Key='otherEntity' /cac:Party/cac:PartyLegalEntity/cbc:RegistrationName	No			Third party name
Podmiot3[0].Adres.KodKraju	UBLExtensions > UBLExtension > ExtensionContent > PageroExtension > RestrictedInformationParty[Key='otherEntity'] > Party > PostalAddress > Country > IdentificationCode XPath ext:UBLExtensions/ext:UBLExtension/ext:ExtensionContent/puf:PageroExtension/puf puf:Key='otherEntity' /cac:Party/cac:PostalAddress/cac:Country/cbc:IdentificationCode	No			Third party country code
Podmiot3[0].Adres.AdresL1	UBLExtensions > UBLExtension > ExtensionContent > PageroExtension > RestrictedInformationParty[Key='otherEntity'] > Party > PostalAddress > StreetName XPath ext:UBLExtensions/ext:UBLExtension/ext:ExtensionContent/puf:PageroExtension/puf puf:Key='otherEntity' /cac:Party/cac:PostalAddress/cbc:StreetName	No			Third party street address
Podmiot3[0].RolaInna	UBLExtensions > UBLExtension > ExtensionContent > PageroExtension > RestrictedInformationParty[Key='otherEntity'] > Description XPath ext:UBLExtensions/ext:UBLExtension/ext:ExtensionContent/puf:PageroExtension/puf puf:Key='otherEntity' /cbc:Description	No			Other role flag. Computed: !empty(source) ? '1' : ''
Podmiot3[0].OpisRoli	UBLExtensions > UBLExtension > ExtensionContent > PageroExtension > RestrictedInformationParty[Key='otherEntity'] > Description XPath ext:UBLExtensions/ext:UBLExtension/ext:ExtensionContent/puf:PageroExtension/puf puf:Key='otherEntity' /cbc:Description	No			Role description

Correction Invoice

KOR = Faktura Korygujaca = correction invoice

PrzyczynaKorekty = Reason for correction

TypKorekty = Correction type

DaneFaKorygowanej = Data of the corrected invoice

DataWystFaKorygowanej = Issue date of the corrected invoice

NrFaKorygowanej = Number of the corrected invoice

KSeF Field	UBL Source	Req.	Default	Condition	Description
Fa.PrzyczynaKorekty	BillingReference > InvoiceDocumentReference > UBLExtensions > UBLExtension > ExtensionContent > PageroExtension > BillingReferenceExtension > Note XPath cac:BillingReference/cac:InvoiceDocumentReference/ext:UBLExtensions/ext:UBLExtension/ext:ExtensionContent/puf:PageroExtension/puf:BillingReferenceExtension/cbc:Note	No			Reason for correction
Fa.TypKorekty	BillingReference > InvoiceDocumentReference > UBLExtensions > UBLExtension > ExtensionContent > PageroExtension > BillingReferenceExtension > RestrictedInformation[Key='correctionType'] > Value XPath cac:BillingReference/cac:InvoiceDocumentReference/ext:UBLExtensions/ext:UBLExtension/ext:ExtensionContent/puf:PageroExtension/puf:BillingReferenceExtension/puf puf:Key='correctionType' /puf:Value	No			Correction type (1/2/3)
Fa.DaneFaKorygowanej	BillingReference > InvoiceDocumentReference XPath cac:BillingReference/cac:InvoiceDocumentReference	No		Invoice references a corrected invoice	Data of the corrected (original) invoice. Grouped by rowIndex

Fa.DaneFaKorygowanej

DaneFaKorygowanej = Data of the corrected invoice

KSeF Field	UBL Source	Req.	Default	Condition	Description
DataWystFaKorygowanej	cbc:IssueDate	No			Issue date of the corrected invoice. Formatted as date (Y-m-d)
NrFaKorygowanej	cbc:ID	No			Number of the corrected invoice
NrKSeF	UBLExtensions > UBLExtension > ExtensionContent > PageroExtension > BillingReferenceExtension > ClearanceID XPath ext:UBLExtensions/ext:UBLExtension/ext:ExtensionContent/puf:PageroExtension/puf:BillingReferenceExtension/puf:ClearanceID	No		Original invoice was registered in KSeF	Flag indicating corrected invoice was in KSeF. Computed: '1'
NrKSeFFaKorygowanej	UBLExtensions > UBLExtension > ExtensionContent > PageroExtension > BillingReferenceExtension > ClearanceID XPath ext:UBLExtensions/ext:UBLExtension/ext:ExtensionContent/puf:PageroExtension/puf:BillingReferenceExtension/puf:ClearanceID	No		Original invoice was registered in KSeF	KSeF identifier of the corrected invoice
NrKSeFN	cbc:ID	No		NOT: Original invoice was registered in KSeF	Flag indicating corrected invoice was NOT in KSeF. Computed: '1'

Tax Totals

KSeF Field	UBL Source	Req.	Default	Condition	Description
Fa.P_13_1	TaxTotal > TaxSubtotal[number(TaxCategory > Percent)=23] > TaxableAmount XPath cac:TaxTotal/cac number(cac:TaxCategory/cbc:Percent)=23 /cbc:TaxableAmount	No			Net amount at 23% VAT rate
Fa.P_14_1	TaxTotal > TaxSubtotal[number(TaxCategory > Percent)=23] > TaxAmount XPath cac:TaxTotal/cac number(cac:TaxCategory/cbc:Percent)=23 /cbc:TaxAmount	No			Tax amount at 23% VAT rate
Fa.P_14_1W	TaxTotal > TaxSubtotal[number(TaxCategory > Percent)=23] > UBLExtensions > UBLExtension > ExtensionContent > PageroExtension > TaxSubtotalExtension > TaxCurrencyTaxAmount XPath cac:TaxTotal/cac number(cac:TaxCategory/cbc:Percent)=23 /ext:UBLExtensions/ext:UBLExtension/ext:ExtensionContent/puf:PageroExtension/puf:TaxSubtotalExtension/puf:TaxCurrencyTaxAmount	No			Tax amount at 23% in tax currency
Fa.P_13_2	TaxTotal > TaxSubtotal[number(TaxCategory > Percent)=8] > TaxableAmount XPath cac:TaxTotal/cac number(cac:TaxCategory/cbc:Percent)=8 /cbc:TaxableAmount	No			Net amount at 8% VAT rate
Fa.P_14_2	TaxTotal > TaxSubtotal[number(TaxCategory > Percent)=8] > TaxAmount XPath cac:TaxTotal/cac number(cac:TaxCategory/cbc:Percent)=8 /cbc:TaxAmount	No			Tax amount at 8% VAT rate
Fa.P_14_2W	TaxTotal > TaxSubtotal[number(TaxCategory > Percent)=8] > UBLExtensions > UBLExtension > ExtensionContent > PageroExtension > TaxSubtotalExtension > TaxCurrencyTaxAmount XPath cac:TaxTotal/cac number(cac:TaxCategory/cbc:Percent)=8 /ext:UBLExtensions/ext:UBLExtension/ext:ExtensionContent/puf:PageroExtension/puf:TaxSubtotalExtension/puf:TaxCurrencyTaxAmount	No			Tax amount at 8% in tax currency
Fa.P_13_3	TaxTotal > TaxSubtotal[number(TaxCategory > Percent)=5] > TaxableAmount XPath cac:TaxTotal/cac number(cac:TaxCategory/cbc:Percent)=5 /cbc:TaxableAmount	No			Net amount at 5% VAT rate
Fa.P_14_3	TaxTotal > TaxSubtotal[number(TaxCategory > Percent)=5] > TaxAmount XPath cac:TaxTotal/cac number(cac:TaxCategory/cbc:Percent)=5 /cbc:TaxAmount	No			Tax amount at 5% VAT rate
Fa.P_14_3W	TaxTotal > TaxSubtotal[number(TaxCategory > Percent)=5] > UBLExtensions > UBLExtension > ExtensionContent > PageroExtension > TaxSubtotalExtension > TaxCurrencyTaxAmount XPath cac:TaxTotal/cac number(cac:TaxCategory/cbc:Percent)=5 /ext:UBLExtensions/ext:UBLExtension/ext:ExtensionContent/puf:PageroExtension/puf:TaxSubtotalExtension/puf:TaxCurrencyTaxAmount	No			Tax amount at 5% in tax currency
Fa.P_13_6_1	TaxTotal > TaxSubtotal[TaxCategory > ID='Z' and TaxCategory > Name='0-KR'] > TaxableAmount XPath cac:TaxTotal/cac cac:TaxCategory/cbc:ID='Z' and cac:TaxCategory/cbc:Name='0-KR' /cbc:TaxableAmount	No			Net amount at 0% domestic (0-KR)
Fa.P_13_6_2	TaxTotal > TaxSubtotal[TaxCategory > ID='Z' and TaxCategory > Name='0-WDT'] > TaxableAmount XPath cac:TaxTotal/cac cac:TaxCategory/cbc:ID='Z' and cac:TaxCategory/cbc:Name='0-WDT' /cbc:TaxableAmount	No			Net amount at 0% intra-community (0-WDT)
Fa.P_13_6_3	TaxTotal > TaxSubtotal[TaxCategory > ID='Z' and TaxCategory > Name='0-EX'] > TaxableAmount XPath cac:TaxTotal/cac cac:TaxCategory/cbc:ID='Z' and cac:TaxCategory/cbc:Name='0-EX' /cbc:TaxableAmount	No			Net amount at 0% export (0-EX)
Fa.P_13_7	TaxTotal > TaxSubtotal[TaxCategory > ID='E' and not(TaxCategory > TaxExemptionReasonCode='VATEX-EU-D' or TaxCategory > TaxExemptionReasonCode='VATEX-FR-F' or TaxCategory > TaxExemptionReasonCode='VATEX-FR-I' or TaxCategory > TaxExemptionReasonCode='VATEX-FR-J')] > TaxableAmount XPath cac:TaxTotal/cac cac:TaxCategory/cbc:ID='E' and not(cac:TaxCategory/cbc:TaxExemptionReasonCode='VATEX-EU-D' or cac:TaxCategory/cbc:TaxExemptionReasonCode='VATEX-FR-F' or cac:TaxCategory/cbc:TaxExemptionReasonCode='VATEX-FR-I' or cac:TaxCategory/cbc:TaxExemptionReasonCode='VATEX-FR-J') /cbc:TaxableAmount	No			Net amount exempt from VAT

Total Amount

KSeF Field	UBL Source	Req.	Default	Condition	Description
Fa.P_15	LegalMonetaryTotal > PayableAmount XPath cac:LegalMonetaryTotal/cbc:PayableAmount	Yes			Total payable amount

Annotations

Adnotacje = Annotations

Zwolnienie = VAT exemption

NoweSrodkiTransportu = New means of transport

PMarzy = Margin scheme (procedura marzy)

P_PMarzyN = Margin scheme not applied

KSeF Field	UBL Source	Req.	Default	Condition	Description
Fa.Adnotacje.P_16	UBLExtensions > UBLExtension > ExtensionContent > PageroExtension > RestrictedInformation[Key='checkoutMethod'] > Value XPath ext:UBLExtensions/ext:UBLExtension/ext:ExtensionContent/puf:PageroExtension/puf puf:Key='checkoutMethod' /puf:Value	No			Self-billing annotation. Map: true → 1 false → 2
Fa.Adnotacje.P_17	cbc:InvoiceTypeCode[.='389']	No			Self-billing invoice (type 389). Map: 389 → 1
Fa.Adnotacje.P_18	TaxTotal > TaxSubtotal > TaxCategory > ID[.='AE'] XPath cac:TaxTotal/cac:TaxSubtotal/cac:TaxCategory/cbc .='AE'	No		Buyer is Polish or country not specified	Reverse charge annotation. Map: AE → 1
Fa.Adnotacje.P_18A	LegalMonetaryTotal > PayableAmount XPath cac:LegalMonetaryTotal/cbc:PayableAmount	No			Large invoice annotation (amount > 15000). Computed: floatval(source) > 15000 ? '1' : '2'
Fa.Adnotacje.Zwolnienie.P_19		No	1	Invoice has VAT-exempt tax (excluding margin scheme)	VAT exemption present
Fa.Adnotacje.Zwolnienie.P_19A	TaxTotal > TaxSubtotal[TaxCategory > ID='E' and TaxCategory > TaxExemptionReasonCode='P_19A'] > TaxCategory > TaxExemptionReason XPath cac:TaxTotal/cac cac:TaxCategory/cbc:ID='E' and cac:TaxCategory/cbc:TaxExemptionReasonCode='P_19A' /cac:TaxCategory/cbc:TaxExemptionReason	No			VAT exemption reason (art. P_19A)
Fa.Adnotacje.Zwolnienie.P_19B	TaxTotal > TaxSubtotal[TaxCategory > ID='E' and TaxCategory > TaxExemptionReasonCode='P_19B'] > TaxCategory > TaxExemptionReason XPath cac:TaxTotal/cac cac:TaxCategory/cbc:ID='E' and cac:TaxCategory/cbc:TaxExemptionReasonCode='P_19B' /cac:TaxCategory/cbc:TaxExemptionReason	No			VAT exemption reason (art. P_19B)
Fa.Adnotacje.Zwolnienie.P_19C	TaxTotal > TaxSubtotal[TaxCategory > ID='E' and TaxCategory > TaxExemptionReasonCode='P_19C'] > TaxCategory > TaxExemptionReason XPath cac:TaxTotal/cac cac:TaxCategory/cbc:ID='E' and cac:TaxCategory/cbc:TaxExemptionReasonCode='P_19C' /cac:TaxCategory/cbc:TaxExemptionReason	No			VAT exemption reason (art. P_19C)
Fa.Adnotacje.Zwolnienie.P_19N		No	1	NOT: Invoice has VAT-exempt tax (excluding margin scheme)	No VAT exemption
Fa.Adnotacje.NoweSrodkiTransportu.P_22N		No	1		New means of transport not applicable
Fa.Adnotacje.P_23	UBLExtensions > UBLExtension > ExtensionContent > PageroExtension > RestrictedInformation[Key='simplifiedTriangular'] > Value XPath ext:UBLExtensions/ext:UBLExtension/ext:ExtensionContent/puf:PageroExtension/puf puf:Key='simplifiedTriangular' /puf:Value	No			Simplified triangular transaction. Map: true → 1 false → 2
Fa.Adnotacje.PMarzy.P_PMarzy		No	1	Any margin scheme applies	Margin scheme applied
Fa.Adnotacje.PMarzy.P_PMarzy_2		No	1	Margin scheme: travel services	Margin scheme: travel services
Fa.Adnotacje.PMarzy.P_PMarzy_3_1		No	1	Margin scheme: second-hand goods	Margin scheme: second-hand goods
Fa.Adnotacje.PMarzy.P_PMarzy_3_2		No	1	Margin scheme: artworks	Margin scheme: artworks
Fa.Adnotacje.PMarzy.P_PMarzy_3_3		No	1	Margin scheme: collectibles and antiques	Margin scheme: collectibles and antiques
Fa.Adnotacje.PMarzy.P_PMarzyN		No	1	NOT: Any margin scheme applies	Margin scheme not applied

Payment

Platnosc = Payment

FormaPlatnosci = Payment form

TerminPlatnosci = Payment term

Termin = Due date

RachunekBankowy = Bank account

NrRB = Bank account number (IBAN)

KSeF Field	UBL Source	Req.	Default	Condition	Description
Fa.Platnosc.FormaPlatnosci	PaymentMeans > PaymentMeansCode XPath cac:PaymentMeans/cbc:PaymentMeansCode	No			Payment form (1=cash, 2=card, 6=transfer, ...). Map: 30 → 6 42 → 6 48 → 2 49 → 6 10 → 1 1 → 1 STRICT
Fa.Platnosc.TerminPlatnosci[0].Termin	cbc:DueDate	No			Payment due date. Formatted as date (Y-m-d)
Fa.Platnosc.RachunekBankowy[0].NrRB	PaymentMeans > PayeeFinancialAccount > ID XPath cac:PaymentMeans/cac:PayeeFinancialAccount/cbc:ID	No			Bank account number (IBAN)
Fa.Platnosc.RachunekBankowy[0].SWIFT	PaymentMeans > PayeeFinancialAccount > FinancialInstitutionBranch > ID XPath cac:PaymentMeans/cac:PayeeFinancialAccount/cac:FinancialInstitutionBranch/cbc:ID	No			Bank SWIFT/BIC code

Footer

Stopka = Footer

Rejestry = Registers

KRS = Court register

REGON = Statistical register

BDO = Waste database register

KSeF Field	UBL Source	Req.	Default	Condition	Description
Stopka.Rejestry[0].REGON	AccountingSupplierParty > Party > PartyIdentification[ID > @schemeID='PL:REGON'] > ID XPath cac:AccountingSupplierParty/cac:Party/cac cbc:ID/@schemeID='PL:REGON' /cbc:ID	No			Statistical register number
Stopka.Rejestry[0].KRS	AccountingSupplierParty > Party > PartyIdentification[ID > @schemeID='PL:KRS'] > ID XPath cac:AccountingSupplierParty/cac:Party/cac cbc:ID/@schemeID='PL:KRS' /cbc:ID	No			Court register number
Stopka.Rejestry[0].BDO	AccountingSupplierParty > Party > PartyIdentification[ID > @schemeID='PL:BDO'] > ID XPath cac:AccountingSupplierParty/cac:Party/cac cbc:ID/@schemeID='PL:BDO' /cbc:ID	No			Waste database register number

Invoice Lines

FaWiersz = Faktura wiersz = invoice line

NrWierszaFa = Invoice line number

UU_ID = Universal unique ID

P_7 = Item name

P_8A = Unit of measure

P_8B = Quantity

P_9A = Unit net price

P_11 = Line net amount

P_12 = VAT rate / tag

StanPrzed = Original line flag (correction)

KursWaluty = Exchange rate

KSeF Field	UBL Source	Req.	Default	Condition	Description
Fa.FaWiersz	cac:InvoiceLine	No			Invoice lines. Grouped by cbc:ID

Fa.FaWiersz

FaWiersz = Faktura wiersz = invoice line

KSeF Field	UBL Source	Req.	Default	Condition	Description
NrWierszaFa	cbc:ID	No			Invoice line number
UU_ID	UBLExtensions > UBLExtension > ExtensionContent > PageroExtension > LineExtension > RestrictedInformation[Key='universalUniqueLineNumber'] > Value XPath ext:UBLExtensions/ext:UBLExtension/ext:ExtensionContent/puf:PageroExtension/puf:LineExtension/puf puf:Key='universalUniqueLineNumber' /puf:Value	No			Universal unique line number
P_7	Item > Name XPath cac:Item/cbc:Name	No			Item name
P_8A	InvoicedQuantity > @unitCode XPath cbc:InvoicedQuantity/@unitCode	No			Unit of measure. Map: EA → szt KGM → kg GRM → g TNE → t MTR → m CMT → cm KMT → km MTK → m2 MTQ → m3 LTR → l MLT → ml HUR → h DAY → dzień MON → mies.
P_8B	cbc:InvoicedQuantity	No			Quantity
P_9A	Price > PriceAmount XPath cac:Price/cbc:PriceAmount	No			Unit net price
P_11	cbc:LineExtensionAmount	No			Line net amount
P_12	Item > ClassifiedTaxCategory > Name XPath cac:Item/cac:ClassifiedTaxCategory/cbc:Name	No		NOT: Any margin scheme applies	VAT rate / tax category tag. Map: ZW → zw OO → oo NP-I → np I NP-II → np II 0-KR → 0 KR 0-WDT → 0 WDT 0-EX → 0 EX
StanPrzed	UBLExtensions > UBLExtension > ExtensionContent > PageroExtension > LineExtension > RestrictedInformation[Key='originalLine'] > Value XPath ext:UBLExtensions/ext:UBLExtension/ext:ExtensionContent/puf:PageroExtension/puf:LineExtension/puf puf:Key='originalLine' /puf:Value	No			Original line flag (correction invoices). Map: true → 1
KursWaluty	> > TaxExchangeRate > CalculationRate XPath //cac:TaxExchangeRate/cbc:CalculationRate	No		Invoice currency is not PLN	Exchange rate (foreign currency invoices)