Pest Control Operators Management Regulations Article 6
When performing operations, pest control operators may not use environmental agents that have passed the product expiration date.
中文原文 病媒防治業管理辦法第6條
病媒防治業執行業務不得使用超過產品有效期限之環境用藥。
English translation for reference only; the Chinese text prevails. Not legal advice.