Section 25.
Cameroon nationality may not be conferred on a person:

a) Who has not attained the full age of twenty one years;

b) Who cannot show habitual residence in Cameroon for five consecutive years up to presentation of his application;

c) Whose main interests are not based in Cameroon at the time of the signature of the naturalization decree;

d) Who is not of good character and morals, or has suffered conviction of an offence against ordinary law, not expunged by rehabilitation or amnesty;

e) Who has not been found to be of sound body and mind.

Section 24.
Cameroon nationality may be conferred by decree on a foreigner requesting it.

Section 41.
(1) The ordinary civil courts shall have exclusive jurisdiction of disputes on a question of nationality.

(2) Any such action shall be brought before the court of the domicile or failing that the residence of the person whose nationality is disputed, according to the rules of procedure in force, and the raising of Cameroon of foreign of procedure in force, and the raising of Cameroon of foreign nationality as a defence before any other court suspends further proceedings until decided in the ordinary civil court.

(3) Such defence cannot be waived and must be raised by the judge of his own motion.

(4) The legal department shall be made a party and the representation of the State shall lie within its exclusive jurisdiction.

(5) A final judgment on a question of nationality in a civil court is, notwithstanding the ordinary law, resjudicata against the world.