Regulations Governing the Management, Utilization, and Taxation of Repatriated Offshore Funds Article 12

The account-handling bank shall, by the tenth day of every month, pay the tax withheld in accordance with Paragraph 2 of Article 6, Paragraph 3 of Article 8, and Paragraph 2 of Article 10 hereof during the preceding month in New Taiwan Dollars to the national treasury, and file the withholding tax statements with the tax authority having jurisdiction over the registered domicile of the individual or the registered place of business of the profit-seeking enterprise.The withholding tax statements filed with the tax authority by the account-handling bank pursuant to the preceding paragraph shall also be issued to the individual and the profit-seeking enterprise.
中文原文 境外資金匯回管理運用及課稅作業辦法第12條
受理銀行應於每月十日前將上一月內依第六條第二項、第八條第三項及第十條第二項規定所扣稅款之新臺幣金額向國庫繳清,並向個人戶籍所在地或營利事業登記地之稽徵機關申報扣繳憑單。
受理銀行依前項規定向稽徵機關申報之扣繳憑單,應同時填發個人及營利事業收執。

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