TKZU3 is a standard SAP Table which is used to store Overhead Credit data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The TKZU3 table consists of various fields, each holding specific information or linking keys about Overhead Credit data available in SAP. These include KOKRS (Controlling Area), KAPPL (Application), ZUENT (Overhead Credit Key), DATBI (Valid to)... 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. .