Error FF805 "Tax statement item missing for tax code **" is raised when posting via API Journal Entry - Post.
SAP S/4HANA Cloud
Reproducing the Issue
Use API Journal Entry - Post to make posting.
Error FF805 is caused because API can't generate the tax line automatically, so you need to add one tax line in your payload manually
The tax line item should be in <Product Tax Item>, with all the information needed like TaxCode, TaxItemClassification..... filled.
FF805, Journal Entry - Post, Tax statement item missing for tax code **, Product Tax Item. , KBA , AC-INT , Accounting Interface , FI-GL-GL-F , Value Added Tax (VAT) , Problem