Home › CFR › Title 48 › Part 152348 CFR Part 1523 — Environmental, Conservation, Occupational Safety, and Drug-Free WorkplaceSubpart 1523.3 — Hazardous Material and Material Safety Data§ 1523.303— Contract clause.§ 1523.303-70— Protection of human subjects.§ 1523.303-71— Decontamination of Government-furnished property.§ 1523.303-72— Use and care of laboratory animals.Subpart 1523.7 — Contracting for Environmentally Preferable Products and Services§ 1523.703— Policies and procedures.§ 1523.703-1— Acquisition of environmentally preferable meeting and conference facilities and services.