CFR › Title 19 › Part 146 › §146.1419 CFR §146.14Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkRetail trade is prohibited within a zone except as provided in 19 U.S.C. 81o(d). See also the regulations of the Board as contained in 15 CFR part 400.