Stationary Pollution Source Installation, Operating and Fuel Use Permit Management Regulations Amended Clauses Article 3

Bituminous coal used by stationary pollution sources in public and private premises or other fuel publicly announced by the central competent authority in accordance with 1st paragraph, Article 28 of this Act (hereinafter the “Fuel”) shall be subject to the application of a fuel use permit, except if the use is limited to petroleum products refined and sold by petroleum refining enterprise that meet the state standards or if the total volume of fuel designed and actually used per year is less than 500 kilograms or 500 liters.
中文原文 固定污染源設置操作及燃料使用許可證管理辦法第3條
公私場所固定污染源使用生煤或其他經中央主管機關依本法第二十八條第一項指定公告之燃料(以下合稱燃料),應申請燃料使用許可證。
但僅使用石油煉製業煉製販售符合國家標準之石油製品或每年總設計、實際燃料使用量低於五百公斤或五百公升者,不在此限。

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