Decree-Law no. 198/2012 in Portugal confirms the obligation to communicate details in respect of invoicing documents. Within this, the Portuguese Tax Authorities (PTA) have updated the list of VAT exemption codes. To accommodate this change, developers and users of invoicing programs must ensure their systems are updated, in line with the codes on page 51 of the MANUAL DE INTEGRAÇÃO DE SOFTWARE - Comunicação dos elementos dos documentos de faturação à AT, por webservice" on the PTA website. The link can be accessed below: https://info.portaldasfinancas.gov.pt/pt/apoio_contribuinte/Faturacao/Fatcorews/Documents/Comunicacao_dos_elementos_dos_documentos_de_faturacao.pdf