Home delivery and nonregistration of births are a persisting phenomenon in some localities of northern Benin, especially in the department of Atacora in particular in Ouassa-Pehunco. The main objective of this research is to analyse the home delivery implications on the home birth given the corollary of the declaration or of the non-registration of children and with no recourse of adequate services, of midwives as specialists, and people in charge of the declaration and children registration after some home deliveries. The research is qualitative in nature, carried out with fifteen women who gave birth at least once without medical assistance, two ANIP responsible, those of the first and third district of Ouassa-Pehunco commune with the help of the interview guides. The results obtained by the latter indicate. That the cultural, socio- economic and institutional factors are the elements that contribute to the non-declaration and to the non-registration of children after some home deliveries. Parents and new-borns are the most exposed to the possible impacts of the home birth, which impacts affects the socio-professional life of the new-born. Moreover, cultural, socio-economic and institutional problems favour the non-declaration and the non-registration of the births after some deliveries several reforms have been implement by the Benin government by creating services to make easier the registration of the births in all local authorities supported by intern actional organizations at the local government.