Regulations Governing the Banking Activity and the Establishment and the Investment by Financial Institution Between the Taiwan Area and the Mainland Area Article 18

Financial institutions in Taiwan Area that have been permitted to engage in activities under these Regulations shall submit, via their head office, monthly business reports to the Competent Authority and the Central Bank for recordation.
中文原文 臺灣地區與大陸地區金融業務往來及投資許可管理辦法第18條
依本辦法規定為業務往來之臺灣地區金融機構,應每月將辦理情形彙報總機構轉報主管機關及中央銀行備查。

English translation for reference only; the Chinese text prevails. Not legal advice.