Our Business Central integration is delivered with a default set of informations or data. The ones mst useres needed

In some cases you will adapt your informations or data sending to you customers, like you adatap/customize you paper invoice or credit memo, for specials neededs

These below links, show available, fields you can add to your documents

Invoices

Peppol BIS Billing 3.0 | Structure

Credit memo

Peppol BIS Billing 3.0 | Structure

Then place in the Line and indent has to be as the should apperes in PEPPPOL

Places is mandatory

Strang number in the Fields and not what you expeted, can be because you type in the Field Name, yup have to pick from the drop down list Alt Arrow Down