Administrative Litigation Act Article 282

The judgment entered at the conclusion of a rehearing proceeding does not affect a third party's rights obtained in good faith in reliance upon the final judgment with binding effect, except where the public interest will be materially jeopardized.
中文原文 行政訴訟法第282條
再審之訴之判決,對第三人因信賴確定終局判決以善意取得之權利無影響。
但顯於公益有重大妨害者,不在此限。

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