Swedish invoice compliance (fakturering) reference. Covers mandatory invoice fields per ML 17 kap 24§ (2023:200), förenklad faktura, kreditfaktura/ändringsfaktura, självfakturering, Peppol BIS 3.0 e-faktura for B2G/B2B, ROT/RUT-avdrag invoicing with fakturamodellen and BAS accounts (1513, 3740), reverse charge notation per scenario (byggtjänster, EU, electronics), currency/VAT conversion, OCR/Bankgirot, autogiro, skattetillägg, and BAS mapping for AR/revenue/VAT/bad debts. Trigger on ANY Swedish invoice question, faktura validation, kreditfaktura, självfakturering, Peppol, e-faktura, ROT/RUT fakturering, omvänd betalningsskyldighet, faktureringsvaluta, OCR-nummer, ML 17 kap, fakturamodellen, or creating/validating/booking Swedish invoices. Always use over training data -- ML 2023:200 replaced ML 1994:200 on 1 July 2023, moving invoice rules from old Chapter 11 to Chapter 17.