A bill to insure that certain buildings financed with Federal funds utilize the best practicable technology for the conservation and use of energy.

Directs the Administrator of General Services to insure that design criteria for new Federally funded buildings provide for the best practicable use and conservation of energy. Provides that the Administrator shall consider: (1) features that make use of sunlight; (2) insulation and elimination of excessive fenestration; (3) energy expended in the manufacture and transportation of building materials; and (4) new techniques for energy supply, generation, and transmission.

Provides that the Administrator of General Services shall examine existing buildings to determine what improvements can be made to insure the conservation of energy.

Authorizes appropriations of $1,500,000 for carrying out the purpose of this Act.