There are multiple definitions - click on the translation that matches your context.

Insichgeschäft

Substantiv

partial

self-dealing

noun

Comparative law notes

Germany

A more accurate translation would be "self-dealing transaction" which focuses more on the act or transaction than the nature of the participation.

Definitions of self-dealing

English

participation in a transaction that benefits oneself instead of another who is owed a fiduciary duty

The executive was accused of self-dealing because he bought real estate that he knew his company wanted in order to build a new factory.