• § 173.21 - Forbidden materials and packages.

• § 173.22 - Shipper's responsibility.

• § 173.22a - Use of packagings authorized under special permits.

• § 173.23 - Previously authorized packaging.

• § 173.24 - General requirements for packagings and packages.

• § 173.24a - Additional general requirements for non-bulk packagings and packages.

• § 173.24b - Additional general requirements for bulk packagings.

• § 173.25 - Authorized packagings and overpacks.

• § 173.26 - Quantity limitations.

• § 173.27 - General requirements for transportation by aircraft.

• § 173.28 - Reuse, reconditioning and remanufacture of packagings.

• § 173.29 - Empty packagings.

• § 173.30 - Loading and unloading of transport vehicles.

• § 173.31 - Use of tank cars.

• § 173.32 - Requirements for the use of portable tanks.

• § 173.33 - Hazardous materials in cargo tank motor vehicles.

• § 173.34 - [Reserved]

• § 173.35 - Hazardous materials in IBCs.

• § 173.36 - Hazardous materials in Large Packagings.

• § 173.37 - Hazardous Materials in Flexible Bulk Containers.

• § 173.40 - General packaging requirements for toxic materials packaged in cylinders.

• § 173.41 - Sampling and testing program for unrefined petroleum-based products.