Rev. 2010] Immigration CAP. 172 7 5. (1) There shall be the classes of entry permits specified in the Issue of entry permits. Schedule. (2) Where a person, other than a prohibited immigrant, has made application in the prescribed manner for an entry permit of a particular class, and has satisfied an immigration officer that he belongs to that class and that the conditions specified in the Schedule in relation to that class are fulfilled, the immigration officer may, in his discretion, issue an entry permit of that class to that person. 6 of 1972, s. 2. (3) Any person who has applied for an entry permit of any of the classes E to M (inclusive) and who is aggrieved by a decision refusing him an entry permit may, in the manner and within the time prescribed, appeal against that decision to the Minister, whose decision shall be final and shall not be questioned in any court. 6. (1) Where an entry permit, other than an entry permit of class Invalidation of entry K, L or M, has been issued to a person, and that person, without having permits. 6 of 1972, s. 3. obtained the written approval of an immigration officer– (a) has failed to engage, within fourteen days of the date of issue of the entry permit or of that person’s entry into Kenya, whichever is the later, in the employment, occupation, trade, business or profession in respect of which that entry permit was issued; or (b) has ceased to engage in the said employment, occupation, trade, business or profession; or (c) has engaged in any employment, occupation, trade, business or profession, whether or not for remuneration or profit, other than the employment, occupation, trade, business or profession referred to in paragraph (a), that entry permit shall thereupon cease to be valid and the presence of that person in Kenya shall, unless otherwise authorized under this Act, be unlawful. (2) Where an entry permit of class K or L has been issued to a person, and that person, without having obtained the written approval of an immigration officer, engages in any employment, occupation, trade, business or profession, whether or not for remuneration or profit, that entry permit shall thereupon cease to be valid and the presence of that person in Kenya shall, unless otherwise authorized under this Act, be unlawful.