Natural Gas Enterprise Act Article 63

Those who operate the business of a public natural gas conduit installation enterprise without obtaining the license with Paragraph 1 of Article 20 shall be fined NT$ 300,000 to 1,500,000. Those ordered by the competent authorities to cease operations but fail to do so shall be subject to the same penalties.Those who fail to employ a certain number of full-time natural gas pipeline installation staff following Paragraph 2 of Article 20 shall be fined ranging from NT$ 30,000 to 150,000 and be ordered to rectify the situation within a specified period. Failure to rectify the situation within the specified period may result in repeated fines until rectification is achieved.
中文原文 天然氣事業法第63條
未依第二十條第一項規定取得執照,擅自經營公用天然氣導管承裝業之業務者,處新臺幣三十萬元以上一百五十萬元以下罰鍰;經主管機關依規定命其停業而未停業者,亦同。
未依第二十條第二項規定,僱用一定人數之專任天然氣導管配管專業人員者,處新臺幣三萬元以上十五萬元以下罰鍰,並通知限期改善;屆期不改善者,得按次處罰至改善為止。

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