Pensions systems, alike as other subsystems of the social policy, must reply to the socio-demographic developments within society, including but not limited to increasing life expectancy, changes in family practices, and fertility rate. Although consideration of child care in the pension system (not only) in the Czech republic has long tradition, alternative approaches of child care consideration in pension systemshave recently been pursuedespecially in connection with the undertaken pension systemsreforms.This article is dedicated to the currently discussed theoretical forms of action: the concept of children pay as you go, dependence of the pension contribution rate to the amount of children raised, and assignation of part of pension contribution.