ksef-fa3
Generate and validate KSeF FA(3) e-invoices — Poland's mandatory structured invoice format (effective from 2026-02-01 for large companies, 2026-04-01 for all). Use this skill whenever the user asks about: issuing invoices to KSeF, FA(3) XML structure, mapping invoice data to the FA(3) schema, e-invoice validation, KSeF validator errors, P_12/P_13/GTU/Adnotacje fields, invoices for foreign buyers (EU, non-EU), foreign currency invoices, reverse charge, WDT, export, VAT exemption, advance invoices, corrective invoices, or any FA(3) logical structure question.
Installation and usage
Generate and validate KSeF FA(3) e-invoices — Poland's mandatory structured invoice format (effective from 2026-02-01 for large companies, 2026-04-01 for all). Use this skill whenever the user asks about: issuing invoices to KSeF, FA(3) XML structure, mapping invoice data to the FA(3) schema, e-invoice validation, KSeF validator errors, P_12/P_13/GTU/Adnotacje fields, invoices for foreign buyers (EU, non-EU), foreign currency invoices, reverse charge, WDT, export, VAT exemption, advance invoices, corrective invoices, or any FA(3) logical structure question.
ইনস্টল করার পর, টার্মিনালে নিচের কমান্ড চালিয়ে আপনি এই স্কিল ব্যবহার করতে পারবেন:
skills use ksef-fa3