DOT Mandated Closing Instructions
§ 173.22 Shipper's responsibility.
(a) * * *
(4) * * * A person must maintain a copy of the manufacturer's notification, including closure instructions (see§178.2(c) of this subchapter) unless permanently embossed or printed on the packaging. When applicable, a person must maintain a copy of any supporting documentation for an equivalent level of performance under the selective testing variation in §178.601(g)(1) of this subchapter. A copy of the notification, unless permanently embossed or printed on the packaging, and supporting documentation, when applicable, must be made available for inspection by a representative of the Department upon request for 365 days after offering the package for transportation.