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Field support per integration

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.
Supported Request Parameters:
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accountNumberLength
number
required
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.
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chartOfAccount
string
required
Available options: SKR03, SKR04, SKR42, SKR51, SKR14
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entries
ContactEntryRequestDto[]
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fiscalYearStartDate
string
required
YYYY-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.
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