Permit, Registration and Approval Regulations for Toxic and Concerned Chemical Substances Article 11

Upon receiving the documents, the review period for the special municipality, county or city competent authority to review applications, replacements (re-issuances), modifications, and extensions shall be 30 workdays for permits and 20 workdays for other documents.If necessary, the special municipality, county or city competent authority may notify the applicant and extend the review period by up to twice the original number of workdays.
中文原文 毒性及關注化學物質許可登記核可管理辦法第11條
直轄市、縣(市)主管機關受理許可證、登記文件及核可文件之申請、換(補)發、變更、展延之審查期間,除許可證之申請為三十個工作天外,其他為二十個工作天。
前項審查期間必要時,直轄市、縣(市)主管機關得通知申請人延長一倍。

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