中华人民共和国市场主体登记管理条例 第二十六条

市场主体变更经营范围，属于依法须经批准的项目的，应当自批准之日起30日内申请变更登记。

Regulations of the People's Republic of China on the Administration of the Registration of Market Participants, Article 26

Where the modification of business scope of a market participant falls under any item that shall be subject to approval in accordance with the law, the participant shall apply for modification registration within 30 days from the date of approval.