Create contacts
Field support per integration
Datev Rechnungswesen
Datev Rechnungswesen
This endpoints is asynchronous. To check the status of the request, use the
GET asyncTask endpoint.For more info about asynchronous tasks visit the Asynchronous Task section.If you’re not using the Interactive Authentication Flow, make sure the query parameter
companyId is accurately populated with the appropriate company ID. You can obtain this value by using the GET Companies endpoint available under the Authentication section.The
accountNumberLength field specifies the length of the G/L accounts.
The value must match the configuration defined in the end user’s mandate settings within the DATEV application.Available options:
SKR03, SKR04, SKR42, SKR51, SKR14YYYY-MM-DD date format, e.g., 2025-01-01The
fiscalYearStartDate field should be set to the first day of the fiscal year, which is usually January 1st.
If your fiscal year begins on a different date, please adjust this field accordingly.If the provided date does not match the actual fiscal year start date, DATEV will not return an error code. However, the booking entries will not be posted in Rechnungswesen.