Rev. 2010] Immigration CAP. 172 15 (a) whether or not a person is a citizen of Kenya; (b) whether or not a person is one of the persons mentioned in section 4 (3); (c) whether or not there has been issued or granted to any person a passport, certificate, entry permit, pass, authority, approval or consent, whether under this Act or under the repealed Acts; (d) whether or not any person was at any time entitled to any such issue or grant as is referred to in paragraph (c), the burden of proof shall lie on the person contending that that person is a citizen of Kenya, or one of the persons mentioned in section 4 (3), or a person to whom such an issue or grant was made, or a person who was entitled to such an issue or grant, as the case may be. 16. A prosecution for an offence under this Act may, without Institution and prejudice to any other power in that behalf, be instituted by any conduct of criminal immigration officer, and where the proceedings are instituted or brought proceedings. in a subordinate court any immigration officer may prosecute or conduct the proceedings. Regulations 17. (1) The Minister may make regulations prescribing anything Regulations. that may be prescribed under this Act, and generally for facilitating the 6 of 1972, s. 4. implementation of this Act, including in particular, but without prejudice to the generality of the foregoing, regulations– (a) prescribing the places and times at or between which persons may enter or depart from Kenya; (b) providing for the issue, periods of validity, terms and conditions of issue and cancellation of entry permits; (c) providing for classes of passes, and for the issue, periods of validity, terms and conditions of issue and cancellation thereof; (d) providing for passes in respect of wives and children to be endorsed on entry permits; (e) providing for registers to be kept of, and for identity documents to be issued to, persons issued with entry permits of class M;