Within 30 days from receipt of the request for review of the decision The original administrative authority shall render its opinion and issue a reply.

原办理机关应当自收到复查请求之日起30日内提出复查意见，并予以答复。

youdao

Besides, the administrative agencies interpret law norm by another forms, such as policy statement and reply for the legal enquiry.

但除此之外，行政机关还以其他形式对行政法规范进行解释，如政策说明或法律询问答复，需要进行细致的分析与研究。

youdao

They plan to give the company two months to reply before taking the matter to an administrative court, he added.

BBC: NEWS | Europe | French railways face WWII lawsuit