Enforcement Act of the Administrative Litigation Act Article 15

The Review Procedure of Urban Planning, as provided for in Part II, Chapter 5 of the amended Administrative Litigation Act, does not apply to the urban plans promulgated before July 1, 2020, when the amended Administrative Litigation Act took effect.If the urban plans promulgated before the amended Administrative Litigation Act took effect on July 1, 2020 have the characteristics of an administrative act, such urban plans shall be subject to the litigation procedure provided for in the Administrative Litigation Act regarding unlawful administrative acts.
中文原文 行政訴訟法施行法第15條
中華民國一百零九年七月一日行政訴訟法修正施行前已發布之都市計畫,不適用修正行政訴訟法第二編第五章都市計畫審查程序之規定。
中華民國一百零九年七月一日行政訴訟法修正施行前發布之都市計畫,具行政處分性質者,於修正施行後,仍適用行政訴訟法有關違法行政處分之訴訟程序。

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