Presented in this document are transcripts of hearings on the subject of national materials policy. The hearings focused on implementation of P.L. 96-479, the National Materials and Minerals Policy, Research and Development Act of 1980 (including the recent Presidential program plan and report made to Congress) and on H.R. 4281, the Critical Materials Act of 1981, introduced last year. Main elements of the National Materials and Minerals Program Plan are outlined. These include stimulation of private sector materials research and development through tax incentives provided by the Economic Recovery Act of 1981, reexamination of wilderness policy, acceleration of review of public lands withdrawn from mineral exploration so that the possible multiple use of these lands can be evaluated, and others. Included is testimony from administration witnesses on the proposed legislation, as well as on the President's program plan and report. Additional testimony includes that provided by witnessess from industry, specifically the steel and aerospace industry, testimony related to the future of advanced ceramics and composites, and testimony from the Federation of Materials Societies and the National Audubon Society on the various issues. (Author/JN)