territoriality principle 屬地原則

territoriality principle
繁：屬地原則
简：属地原则

至於台方要求在司法協作機制內處理事件，張建宗指律政司司長已屢次澄清，香港司法按屬地原則處理案件，即涉及的罪行大部分或部分在香港境內犯下，案件才能在港審理，對於在境外發生的罪行，香港無權處理。

張建宗籲台勿將政治凌駕法治（2019年10月22日）。政府新聞網，取自 https://www.news.gov.hk/chi/2019/10/20191022/20191022_095759_560.html

Hong Kong has a common law system. Anyone who has a clear understanding of our law would understand that Hong Kong adopts the territoriality principle in respect of criminal jurisdiction. In general, such jurisdiction applies only when the whole or part of the criminal act takes place within Hong Kong’s boundary.

Statement by DoJ on legal issues relating to Taiwan homicide case. (2019, October 22). HKSAR Government Press Releases. Retrieved from https://www.info.gov.hk/gia/general/201910/22/P2019102200852.htm