transfer of ownership; change of name
Refers to the legal or administrative process of changing the registered name on an asset, account, or contract. Commonly used for vehicles, real estate, utilities, and subscriptions.
車を買ったら名義変更をしなければならない。
When you buy a car, you have to transfer the registration.
電気の名義変更は引っ越しのときに必要だ。
A change of name for the electricity account is necessary when you move.
名義変更 is the precise legal term for changing the registered owner's name, while 書き換え is a more general word that can cover the same act.
Compound of 名義 (name, title) and 変更 (change, alteration).