In 1959. in the created house -building plants, and in 1965. — House -building trusts organized finishing controls, the volume of work in finishing trusts decreased, and both trusts in 1965. were transformed into one. This trust was entrusted with the implementation of a set of finishing work in five public trusts, and in the case of the formation of a peak need for house -building plants — the provision of operational assistance to them.