Teachers’ Act Article 24

If a teacher has been dismissed, denied renewal of appointment, or suspended initiates remedy procedures in accordance with the law and the original dismissal, denial of renewal, or suspension decision has subsequently been revoked or lost its effectiveness for some other reason, unless it may impose other disciplinary sanctions in accordance with the law, the educational institution shall notify the teacher that their appointment has been reinstated, without its Teacher Evaluation Committee having to deliberate the matter.A teacher whose appointment has been reinstated in accordance with the provisions of the preceding paragraph shall report for duty within thirty days after they receive the reinstatement of appointment notice; a teacher who does not report for duty within this period shall be regarded as having resigned, unless their not reporting for duty was for some reason that is not attributable to that teacher.The educational institution shall reassign teaching duties to a teacher whose appointment has been reinstated in accordance with the provisions of Paragraph 1, or the provisions of Paragraphs 2, 3, or 5 of the preceding article.
中文原文 教師法第24條
受解聘、不續聘或停聘之教師,依法提起救濟後,原解聘、不續聘或停聘決定經撤銷或因其他事由失去效力,除得依法另為處理者外,其服務學校應通知其復聘,免經教師評審委員會審議。
依前項規定復聘之教師,於接獲復聘通知後,應於三十日內報到,其未於期限內報到者,除經核准延長或有不可歸責於該教師之事由外,視為辭職。
依第一項或前條第二項、第三項或第五項規定復聘之教師,服務學校應回復其教師職務。

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