49 CFR 178.515 - Standards for reconstituted wood boxes.
(1) The walls of boxes must be made of water-resistant, reconstituted wood such as hardboard, particle board, or other suitable type. The strength of the material used and the method of construction must be appropriate to the capacity of the boxes and their intended use.
Title 49 published on 2014-10-01
no entries appear in the Federal Register after this date.