Complete master data
Preparation starts with partners, identifiers, accounts and source documents. Missing information and duplicates can cause inconsistencies later. Assign responsibility for checking each category before generation.
The right period and entries
Choose the company and period, review entries and resolve discrepancies. D406 is marked available on the Start roadmap consulted on 24 September 2026. Applicable sections and obligations depend on the company’s circumstances.
Validate, correct, confirm
Review validation results and correct the underlying records where necessary. Retain the submitted version and its confirmation within your workflow. File generation and filing confirmation are separate steps.