TZFS is a standard SAP Pooled Table which is used to store Release status definition for the release procedure data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The TZFS table consists of various fields, each holding specific information or linking keys about Release status definition for the release procedure data available in SAP. These include JINIT (Indicator for suitability als initial status)... 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. .