Fertilizer Management Act Article 8
A fertilizer registration certificate is valid for four years. An application for an extension must apply to the original issuing authority within 6 months prior to the expiration date of the certificate if the certificate holder desires to continue manufacturing, importing, or selling of the fertilizer. Each extention application shall not exceed four years. Those who fail to apply for an extension within the expiration date or are not allowed to extend their registration will have their registration certificate cancelled.
中文原文 肥料管理法第8條
肥料登記證之有效期間為四年。
期滿仍須繼續製造、輸入或販賣者，應於期滿前六個月內，向原發證機關申請展延，每次展延不得逾四年。
屆期未申請或不准展延者，註銷其登記證。
期滿仍須繼續製造、輸入或販賣者，應於期滿前六個月內，向原發證機關申請展延，每次展延不得逾四年。
屆期未申請或不准展延者，註銷其登記證。