Tax Codes KSeF

Ventilation Codes to Use for KSeF

For General use of ventilation codes in Billit, see https://docs.billit.be/docs/ventilation-codes .

Remark : in case of KSeF, ventilation code must be put on the header of the invoice, not the detail line. In case of domestic use, no ventilation code must be added.

Specific Polish KSeF codes for 0 %, exempt and related:

P_12 KSeF code	Description	Billit Ventilation Code
zw	Exempt (Zwolnione)	22
0 WDT	0 % rate for intra-community supply ICS of goods (WDT)	51
np I	provision of services article 100 sec 1 (OSS)	104
np II	IC Services (EU)	55
0 EX	Export of Goods	70
oo	Domestic RC	21

Domestic overview

Tax Percentage	P_12 KSeF code	Billit Ventilation Code
23 %	23	do not use ventilation code
8 %	8	do not use ventilation code
5 %	5	do not use ventilation code
0 % (Domestic)	0 KR	1

❗️
Ventilation Code - not on detail lines. When you have invoices lines with VAT that is zero-related (no positive VAT percentages) then the Ventilation code should be included on the header. Do not include the ventilation code on the line.

Ventilation Codes and associated KSeF Data

FYI, Billit fills automatically in the the KSeF XML P_13, P_14 and P_18 with the correct values. Below how this happens.

Specific Polish KSeF codes for 0 %, exempt and related:

P_12 KSeF code	Description	VentilCode	Summary Net P_13	Summary VAT P_14	P_18
zw	Exempt (Zwolnione)	22	P_13_7	-	2
0 WDT	IC Goods (WDT)	51	P_13_6_2	-	2
np I	provision of services article 100 sec 1 (OSS)	104	P_13_5	-	2
np II	IC Services (EU)	55	P_13_9	-	1
0 EX	Export of Goods	70	P_13_6_3	_	2
oo	Domestic RC	21	P_13_11	-	1

Domestic overview

Tax Percentage	P_12 KSeF code	VentilCode	Summary Net P_13	Summary VAT P_14	P_18
23 %	23	4	P_13_1	Amount Filled	2
8 %	8	3	P_13_2	Amount Filled	2
5 %	5	2	P_13_3	Amount Filled	2
0 % (Domestic)	0 KR	1	P_13_6_1	Amount Filled	2