Enforcement Rules of Value-added and Non-value-added Business Tax Act Article 50

For collection of the charge for belated reporting and non-reporting as prescribed in Article 49 of the Act, the tax authority in charge shall prepare a collection list every month and issue payment notices within fifteen days from one month after the due date for reporting.
中文原文 加值型及非加值型營業稅法施行細則第50條
本法第四十九條規定加徵之滯報金或怠報金,主管稽徵機關應於申報期限屆滿一個月後十五日內,按月分別編造徵收清冊一次,填發繳款書通知繳納。

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