noun
unauthorized proxy; unauthorized representation
Legal term for an agent acting beyond their authority. Rare in everyday language.
越権代理の契約は無効になることがある。
A contract made through unauthorized representation may become void.
無権代理 refers to acting as an agent without any authority at all, while 越権代理 means exceeding the granted authority.
Compound of 越権 (exceeding authority) and 代理 (representation, proxy).