FMAC is a standard SAP Table which is used to store Assign Cashier Account data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The FMAC table consists of various fields, each holding specific information or linking keys about Assign Cashier Account data available in SAP. These include BUKRS (Company Code), ERNAM (Processor), BUVRG (Payment Transaction in Cash Desk Subledger), CASNR (G/L Account Number)... 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. .