Solution : https://service.sap.com/sap/support/notes/1173863 (SAP Service marketplace login required)
Key words :
explicit tax reporting date, tax reporting date, tax-relevant transactions, message type invoic, post vendor invoices, advance correction manually, system automatically fills, terms vatdate, e1edk03 reason, previously provided
Related Notes :
1515852 | ALE FIDCCP02: Tax reporting date not sent |
1023317 | Legal Change: Vat Due date |