Regulations Governing Book-Entry Operations for Centrally Deposited Securities Article 17

A participant, upon receiving a customer's delivery of securities for custody, shall record immediately such information including types and quantities of securities and other necessary matters on the customer's passbook and account books, and shall prepare and deliver to the customer a list of the serial numbers of relevant security certificates.The securities referred to in the preceding paragraph shall be deposited with a CSDE on the date of delivery by the customer. Securities to be deposited by a participant located outside Taipei City or New Taipei City may, however, be deferred until the next business date.
中文原文 有價證券集中保管帳簿劃撥作業辦法第17條
參加人收受客戶之有價證券,應即在客戶存摺及客戶帳簿登載所收受有價證券之種類、數量及其他必要事項,並製作證券號碼清單交付客戶。
前項有價證券應於當日送交保管事業。
但台北市及新北市以外之參加人得延至次一營業日。

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