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

Fremdvergleichgrundsatz

Substantiv

partial

arm's length transaction

noun

Comparative law notes

Germany

The German concept is predicated on the same standard: deals must be executed on market conditions (no sweet-heart deals). The best literal translation of Fremdvergleichgrundsatz would be the "arm's length principal".

Definitions of arm's length transaction

English

a deal in which the parties act independently, each in their own self-interest and have no relationship to each other

Mr. Coetzee, for the plaintiff, argued that this was not an arm's length transaction, based upon the family relationship between the parties.