Section 18: Miscellaneous and supplementary provisions.

(1) A person shall not hold an appointment or practise as a medical practitioner or dental surgeon in Nigeria unless he is registered with the Council under the provisions of this Act.
(2) A registered medical practitioner or dental surgeon shall be entitled to practise as a medical practitioner or dental surgeon, as the case may be, throughout Nigeria.
(3) A document which is required by any law for the time being in force in Nigeria or any part thereof to be issued or signed by a medical practitioner or a dental surgeon of a particular description shall not, if issued or signed, after this Act comes into force, be valid unless it is issued or signed, as the case may be, by a fully registered medical practitioner or dental surgeon.
(4) Without prejudice to the rule of law whereby a contract may be void if it is inconsistent with the provisions of an enactment, no person other than a fully registered medical practitioner or dental surgeon shall be entitled to bring any proceedings in any court of law for the purpose of recovering any fee or other consideration whatsoever payable in respect of services rendered or facilities or things supplied by him when purporting to act as a medical practitioner or as a dental surgeon.
(5) It shall be the duty of the person in charge of the medical school of a university or similar institution in Nigeria at which there is held a course of training intended for persons who are seeking to become members of the medical or dental profession to furnish to the Registrar, a list of successful candidates immediately after the publication of the pass list.