Invoices
Information on invoices
- SIGN ES - How to calculate the IRPF Income Amount on an invoice? (Bizkaia - Individuals)
- SIGN ES - How to proceed with invoices with state REQUIRES_INSPECTION in Bizkaia?
- SIGN ES - Do delivery notes have to be issued through the TicketBAI/Verifactu system?
- SIGN ES - How to handle credit notes?
- SIGN ES - What is the process for a refund?
- SIGN ES - What do I have to do if the transaction was not carried out?
- SIGN ES - How to correct a simplified invoice with a complete one?