Act Governing Relations with Hong Kong and Macau Article 52

Any party violating orders pertaining to the restrictions or prohibitions on the inflow and outflow of Hong Kong or Macau currency and negotiable instruments to and from the Taiwan Area provided for in Article 33, Paragraph 2, of this Act, shall have the undeclared currency or negotiable instruments confiscated by customs.If orders pertaining to restrictions or prohibitions on the sale, exchange, or other transactions involving Hong Kong and Macau in the Taiwan Area provided for in Article 33, Paragraph 2, of this Act are violated, the currency, securities and other funds involved in such transactions shall be confiscated. If any bank or other institution designated by the Central Bank of China to conduct foreign exchange operations violates said orders, the Central Bank of China shall, according to the severity of the offense, partially or fully suspend the violator's foreign exchange operations for a specified period of time.
中文原文 香港澳門關係條例第52條
違反第三十三條第二項所為之限制或禁止進出臺灣地區之命令者,其未經申報之幣券由海關沒入。
違反第三十三條第二項所為之限制或禁止在臺灣地區買賣、兌換或其他交易行為之命令者,其幣券及價金沒入之。
中央銀行指定辦理外匯業務之銀行或機構違反者,並得由中央銀行按其情節輕重,停止其一定期間經營全部或一部外匯之業務。

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