Fireworks Management Act Article 7

Whoever imports or sells Potassium Chlorate (KClO3) and Potassium Perchlorate (KClO4) exceeding in quantity announced by the central competent authority shall apply for the certificate of allowance from the central competent authority with information about the quantity, certificate of the qualified storage premises, usage plans, names of importers or sellers, escorts, transportation methods and transit routes.The imported Potassium Chlorate (KClO3) and Potassium Perchlorate (KClO4) shall be placed in the qualified storage premises. The local competent authority shall be notified two days prior to the storage date in order to examine the quantity of the goods.Before the Potassium Chlorate (KClO3) and Potassium Perchlorate (KClO4) mentioned in the above section are to be transported out of the storage premises, the importer or seller shall report to the local competent authority for reference.
中文原文 爆竹煙火管理條例第7條
輸入或販賣達中央主管機關公告數量之氯酸鉀或過氯酸鉀者,應檢附數量、合格儲存地點證明、使用計畫書、輸入或販賣業者、押運人、運輸方法及經過路線等資料,向中央主管機關申請發給許可文件。
輸入之氯酸鉀或過氯酸鉀,應運至合格儲存地點放置,並於入庫二日前通知當地直轄市、縣(市)主管機關清點數量後始得入庫。
前項氯酸鉀或過氯酸鉀應於運出儲存地點前,由輸入或販賣者將相關資料報請當地直轄市、縣(市)主管機關及目的地直轄市、縣(市)主管機關備查後,始得運出儲存地點。

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