# PGI PART 223 - ENVIRONMENT, ENERGY AND WATER EFFICIENCY, RENEWABLE ENERGY TECHNOLOGIES, OCCUPATIONAL SAFETY, AND DRUG-FREE WORKPLACE

PGI 223.3 —HAZARDOUS MATERIAL IDENTIFICATION AND MATERIAL SAFETY DATA

PGI 223.370 Safety precautions for ammunition and explosives.

PGI 223.370-4 Procedures.

PGI 223.4 —USE OF RECOVERED MATERIALS

PGI 223.405 Procedures.

PGI 223.73 —MINIMIZING THE USE OF MATERIALS CONTAINING HEXAVALENT CHROMIUM

PGI 223.7305 Authorization and approval.