契けい約やく変へん更こう

noun

contract modification; alteration of contract

Refers to changing the terms or conditions of an existing contract. Common in legal, business, and service contexts.

• 契けい約やく変へん更こうの手て続つづきには双そう方ほうの合ごう意いが必ひつ要ようです。

  The procedure for contract modification requires the agreement of both parties.

• プランの契けい約やく変へん更こうを申もうし込こむ。

  Apply for a change to the plan contract.