Filing of claim for preferential tariff treatment upon importation.
19 C.F.R. § 10.863
in effectEffective: 2024-07-01An importer may make a claim for OFTA preferential tariff treatment for an originating good by including on the entry summary, or equivalent documentation, the symbol “OM” as a prefix to the subheading of the HTSUS under which each qualifying good is classified, or by the method specified for equivalent reporting via an authorized electronic data interchange system.
Source: eCFRURL: https://www.ecfr.gov/api/versioner/v1/full/2024-07-01/title-19.xmlFetched: 7/26/2026
