CFR›Title 49›Subtitle B›Chapter I›Part 178›Subpart B›49 CFR 178.33a Citation49 CFR 178.33aCorpusDaily eCFRDisplayed edition2026-09-08Last updated2026-09-08 § 178.33a Specification 2Q; inner nonrefillable metal receptacles. Previous 178.33-9 § 178.33-9 Marking. Next 178.33a-1 § 178.33a-1 Compliance.