Energy Policy Act - Requires all agencies of the Federal Government, to the fullest extent possible, to utilize a systematic, interdisciplinary approach to insure the integrated use of both physical and social sciences in producing, conserving, and utilizing the Nation's energy resources.

Establishes the Council on Energy Policy in the Executive Office of the President to: (1) serve as the principal adviser to the President on energy policy; (2) make recommendations to the President and Congress for resolving conflict between the policies relating to energy of different Federal agencies; and (3) keep Congress fully and currently informed of all its activities.

Directs the Council to promulgate guidelines for the preparation of energy resource statements by other Federal agencies. Requires that such guidelines be implemented for major Federal activities that affect energy resources.

Directs the Council to prepare and submit to the President and Congress annually an energy report to accompany the Energy Plan to be prepared by the Council under this Act. Specifies that the Energy Plan shall be for the purposes of energy development, utilization, and conservation.

Authorizes the appropriation of the following amounts to carry out the purposes of this Act: $1,000,000 for fiscal year 1978; $2,000,000 for fiscal year 1979; and $4,000,000 for each fiscal year thereafter.