Motor vehicle with condensation water drain system

The vehicle has a condensation water collecting and drain system, a component part of which is an inner lining section(13) for the roof which has an encircling downwards dropping outer edge(18), and on the upper side is constructed with a view to a specific carrying away of condensation water falling in the space(19) between it and the roof towards the lower lip(20) of the downwards dropping outer edge. A channel(21) is an additional component part of the condensation water collecting and drain system and is located in the region of the lower lip on the lower edge.