JPK VAT2 C# Classes

JPK files are Polish equivalent of Standard Audit File for Tax (SAF-T). It is regulated by Ministry of Finance and required that entrapenurers from self-employed to large companies send jpk xml files, which can be done using official "Klient JPK" application.

This repository contains ready to use c# classes that will allow you to generate valid xml files that were validated with official XSD files from Polish Ministry of Finance. File schemes change from time to time so be sure to check for the lates updates on offcial site.

Remember to use corresponding namespaces

    // Example for JPK VAT2 v3 scheme v.1-1
    
    var nameSpaces = new XmlSerializerNamespaces();
    nameSpaces.Add("", "http://jpk.mf.gov.pl/wzor/2017/11/13/1113/");
    nameSpaces.Add("etd", "http://crd.gov.pl/xml/schematy/dziedzinowe/mf/2016/01/25/eD/DefinicjeTypy/");

    var jpkSerializer = new XmlSerializer(typeof(JPK_VAT_2_v_3_0.JPK));

    using (var xmlStream = new MemoryStream())
    {
        xmlStream.Seek(0, SeekOrigin.Begin);
        jpkSerializer.Serialize(xmlStream, jpkVat, nameSpaces);
        
        [...]
    }

See also

PL : https://pl.wikipedia.org/wiki/Jednolity_Plik_Kontrolny
PL : http://www.finanse.mf.gov.pl/web/wp/pp/jpk/jpk_vat-ogolnie
PL : http://www.finanse.mf.gov.pl/pp/jpk/klient-jpk