Waste Disposal Act Article 29

When there is surplus disposal capacity in an industrial waste disposal facility, it may be used by other enterprises with the permission of the competent authority with local jurisdiction, and it shall not be subject to the restrictions of Article 31, Paragraph 1, Subparagraph 1 or Article 41.The competent authority in consultation with the central industry competent authority shall determine management regulations for conditions, permission procedures, permission deadlines and other binding matters for the surplus disposal capacity in the foregoing paragraph.
中文原文 廢棄物清理法第29條
事業之廢棄物處理設施之處理容量有餘裕時,得經處理設施所在地主管機關許可,提供其他事業使用,不受第三十一條第一項第一款、第四十一條之限制。
前項餘裕處理量之提供條件、許可程序、許可期限及其他應遵行事項之管理辦法,由中央主管機關會商中央目的事業主管機關定之。

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