19 C.F.R. § 115.33 Termination of approval.
Title 19 - Customs Duties
Any container, the essential features of which are changed, shall no longer be covered by the design type approval. Such a container may be made available to a Certifying Authority for inspection and individual approval in accordance with subpart D of the part. However, repairs in kind do not constitute a change of the essential features.
Title 19: Customs Duties
PART 115—CARGO CONTAINER AND ROAD VEHICLE CERTIFICATION PURSUANT TO INTERNATIONAL CUSTOMS CONVENTIONS
Subpart C—Procedures for Approval of Containers by Design Type
§ 115.33 Termination of approval.

