Toxic and Concerned Chemical Substances Control Act Article 68

After the official announcement by the central competent authority of those toxic chemical substances and chemical substancesof concern that are already being handled prior to official announcement, the handler shall, within the officially announced period, complete related matters with regard to matters that must be declared, reported or implemented in compliance with regulations, and shall obtain a permit, complete registration or obtain approval pursuant to this Act, and may only continue handling after doing so.
中文原文 毒性及關注化學物質管理法第68條
未經公告為毒性化學物質及關注化學物質前已運作者,經中央主管機關公告後,運作人對於依規定應申報、提報或辦理事項,應於公告規定期間內完成相關事項,並依本法取得許可證、完成登記或取得核可後,始得繼續為之。

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