FMBLREGTYP is a standard SAP Table which is used to store Posting Details data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The FMBLREGTYP table consists of various fields, each holding specific information or linking keys about Posting Details data available in SAP. These include REGGR (Posting Group for Year-End Balancing), GJAHR (Fiscal Year), BUKRS (Company Code), BUNDLID (Document Counter)... See below for full list along with technical details, documentation, text table, check tables, foreign key relationships, conversion routines, relevant tcodes and example ABAP select code etc. .