Art. 988. Acceptance and repudiation of the inheritance are acts entirely voluntary and free.

Art. 989. The effects of the acceptance and repudiation shall always retroact to the moment of the death of the person whose property is inherited.

Art. 990. Acceptance or repudiation of the inheritance can not take place, either partially, for a certain period, nor conditionally.

Art. 991. No person can accept nor repudiate an inheritance, without being certain of the death of the person from whom he is to inherit and of his rights to the inheritance.