- Planned update of the API of the National e-Invoice System and the Taxpayer Application KSeF on the test environment
- The update includes adding a service for verifying and downloading invoices by KSeF number and document shortcut
- Validation of enums during JSON parsing will be improved
- Interface specifications will be updated
- The Taxpayer Application KSeF will also be updated to include the service for verifying and downloading invoices by KSeF number and document shortcut
- Temporary difficulties in accessing the test environments may occur during the update
- Apologies for any inconvenience caused.
Source: podatki.gov.pl
Note that this post was (partially) written with the help of AI. It is always useful to review the original source material, and where needed to obtain (local) advice from a specialist.