Regulations Governing Permission and Management of Homemade Hunting Guns and Spear Guns of Indigenous Peoples and Fishermen Article 27

The ammunition possessor shall hand over the cartridge cases to the police station which has jurisdiction over the storage place once for every three months. After counting the quantity, the police station shall issue a receipt for the cartridge cases that have been handed over.The municipal or county (city) government may base its decision on the quantity of ammunition it is going to approve for the annual ammunition purchase application made for the next year on the quantity of the cartridge cases handed over and the quantity of the ammunition used by the possessor.
中文原文 原住民漁民自製獵槍魚槍許可及管理辦法第27條
彈藥持有人每三個月應將彈殼繳回保管地之警察分駐(派出)所;警察分駐(派出)所清點數量後,應開立收繳彈殼證明。
直轄市、縣(市)政府得以持有人彈殼繳回及彈藥使用數量,作為核准次年度申請購置彈藥數量之參考依據。

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