32 [Subsidiary] CAP. 172 Immigration [Rev. 2010 (b) Any exclusion arising by virtue of subparagraph (a) shall cease and be of no further effect if the person fails to continue his journey to a destination outside Kenya in the ship, aircraft, train or vehicle in which he entered Kenya or, being a member of the crew, in another ship, aircraft, train or vehicle in the same ownership as that in which he entered Kenya. (2) An immigration officer may, in his discretion, terminate the exclusion of any person under this regulation. (3) Where any exclusion under this regulation in respect of any person ceases or is terminated, it shall be unlawful for that person to remain in Kenya thereafter unless otherwise authorized in that behalf under the Act. (4) This regulation shall not apply to any person who is a prohibited immigrant within the meaning of section 3 of the Act. Part VII–Prohibited Immigrants and Recovery of Expenses 30. (1) There may be issued by an immigration officer to a person who is a prohibited immigrant and who enters or intends or attempts to enter Kenya by any means whatsoever, a notice, in Form 18 in the First Schedule. (2) Every notice to a prohibited immigrant may, in the discretion of the immigration officer issuing the notice, require the prohibited immigrant(a) to remain on the ship, aircraft, train or vehicle by which he entered, intended or attempted to enter Kenya; (b) to leave Kenya by such means and within such period as may be stated in the notice; and (c) to comply with such other requirements as to place of residence, occupation, security or reporting to a specified authority as may be specified in the notice. (3) An immigration officer may, in his discretion, cancel any notice to a prohibited immigrant. (4) Any prohibited immigrant to whom a notice under this regulation has been issued and who refuses or fails to comply with any requirements specified in the notice shall be guilty of an offence: Provided that it shall be a defence to prove that the person to whom a notice was issued was at no time a prohibited immigrant within the meaning of the Act. (5) Where an immigration officer issues a notice to a prohibited immigrant under this regulation, he may, if he deems it fit, issue a copy of such notice to the owner, person in charge or agents of the ship, aircraft, train or vehicle on or from which the prohibited immigrant entered, intended or attempted to enter