40 CFR 205.58 : Protection Of Environment (§ 1.1 To Parts 1851-1899) — (§ 190.01 To Part 259) — Environmental Protection Agency (Continued) (§ 190.01 To Part 259) — Noise Abatement Programs (§ 201.1 To Appendix A To Part 211) — Transportation Equipment Noise Emission Controls (§ 205.1 To Appendix Ii To Subpart E Of Part 205) — Medium And Heavy Trucks (§ 205.50 To Appendix I To Subpart B Of Part 205) — In-use requirements.