Part 23 - Environment, Energy and Water Efficiency, Renewable Energy Technologies, Occupational Safety, and Drug-Free Workplace 23.000 Scope. 23.001 Definitions. 23.002 Policy. 23.101 Definition. 23.102 Authorities. 23.103 Sustainable acquisitions. 23.104 Exceptions. 23.105 Exemption authority. 23.200 Scope. 23.201 Authorities. 23.202 Policy. 23.203 Energy-efficient products. 23.204 Procurement exemptions. 23.205 Energy-savings performance contracts. 23.206 Contract clause. 23.300 Scope of subpart. 23.301 Definition. 23.302 Policy. 23.303 Contract clause. 23.400 Scope of subpart. 23.401 Definitions. 23.402 Authorities. 23.403 Policy. 23.404 Agency affirmative procurement programs. 23.405 Procedures. 23.406 Solicitation provisions and contract clauses. 23.500 Scope of subpart. 23.501 Applicability. 23.502 Authority. 23.503 Definitions. 23.504 Policy. 23.505 Contract clause. 23.506 Suspension of payments, termination of contract, and debarment and suspension actions. 23.601 Requirements. 23.602 Contract clause. 23.700 Scope. 23.701 Definitions. 23.702 Authorities. 23.703 Policy. 23.704 Electronic products environmental assessment tool. 23.705 Contract clauses. 23.800 Scope of subpart. 23.801 Authorities. 23.802 Policy. 23.803 Procedures. 23.804 Contract provision and clauses. 23.900 Scope. 23.901 Authority. 23.902 Policy. 23.903 Contract clause. 23.1000 Scope. 23.1001 Authorities. 23.1002 Applicability. 23.1003 Definitions. 23.1004 Requirements. 23.1005 Contract clause. 23.1101 Purpose. 23.1102 Applicability. 23.1103 Definitions. 23.1104 Policy. 23.1105 Contract clause.