The article is devoted to updating and refining of the basic conditions under which the possible design of the Orthodox churches (chapels, prayer rooms) taking into account the capabilities of people with disabilities. The primary condition of the correct design of that installation is defined in the understanding of disability as a proximity to God, as God's chosen destiny, which should be fully realized in a special unit of the church. The possible forms of organization of a barrier-free environment for meaningful participation in church worship of people of different physical and mental organizations reveal in certain connection with this condition. It is the perspective of the common pray acting "with one mouth and one heart" without confusion and indivisible unity of the Communion, communion with God.