Page 1 National legislation - DOALOS/OLA - United Nations asdfTerritorial Waters Jurisdiction Act, 1878 ...Amendment of law as to jurisdiction of the Admiral2. An offence committed by a person, whether he is or is not a subject of Her Majesty, on the open sea within theterritorial waters of Her Majestys dominions, is an offence within the jurisdiction of the Admiral, although it mayhave been committed on board or by means of a foreign ship, and the person who committed such offence may bearrested, tried and punished accordingly.Restriction on institution of proceedingsfor punishment of offence3. Proceedings for the trial and punishment of a person who is not a subject of Her Majesty, and who is chargedwith any such offence as is declared by this Act to be within the jurisdiction of the Admiral, shall not be instituted inany court of the United Kingdom, except with the consent of one of Her Majestys Principal Secretaries of State, andon his certificate that the in...