Section 36: Entry for business purpose.

(1)
No person other than a citizen of Nigeria shall-
(a)
accept employment (not being employment with the Federal, State or Local Governments) without the consent in writing of the Comptroller-General of lmmigration; or
(b)
on his own account or in partnership with any other person, practice a profession or establish or take over any trade or business whatsoever or register or take over any company with limited liability for any such purpose, without the consent in writing of the Minister given on such by or on behalf of such persons, as the Minister may prescribe.
(2)
Any person desirous of entering Nigeria for any of the purposes in sub-section (1) of this Section, shall produce the consent of the Comptroller-General of Immigration to an immigration officer; and the failure to do so shall be an offence, and any person who commits such an offence shall be liable on conviction to a fine of one million Naira or deportation or both as a prohibited immigrant.
(3)
where any person exempt from any provision of the Act restricting his employment ceases to be so exempt, he shall be deemed to be a person seeking entry into Nigeria for the first time; and the provisions of this section shall have effect accordingly.