Versions of See prior versions of a law on LawServer 2024 19 CFR 182.31 – Right to make post-importation claim for preferential tariff treatment and refund duties 2023 19 CFR 182.31 – Right to make post-importation claim for preferential tariff treatment and refund duties 2022 19 CFR 182.31 – Right to make post-importation claim for preferential tariff treatment and refund duties 2021 19 CFR 182.31 – Right to make post-importation claim for preferential tariff treatment and refund duties