Rules of the Air Article 18
Aircraft shall not be flown in a prohibited area, or in a restricted area, the particulars of which have been duly published, except in accordance with the conditions of the restrictions or by permission of the appropriate authority over whose territory the areas are established.
中文原文 飛航規則第18條
航空器除依照限制條件或經相關主管機關准許外，不得飛航於業經公布之限航區或危險區。