The Communication Security and Surveillance Act Article 22

If civil servants or persons entrusted with power of authority, monitor others' communications while performing their duties, and violate the provisions of this Act or other laws, or leak, provide, or use the information obtained from the communication surveillance, then the nation should bear the responsibility for damage compensation.Provisions of Article 19 Paragraph 2, Paragraph 3, and Article 20 are applicable to the petitions filed for national compensation pursuant to the provision of the preceding Paragraph.
中文原文 通訊保障及監察法第22條
公務員或受委託行使公權力之人,執行職務時違反本法或其他法律之規定監察他人通訊或洩漏、提供、使用監察通訊所得之資料者,國家應負損害賠償責任。
依前項規定請求國家賠償者,適用第十九條第二項、第三項及第二十條之規定。

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