Regulations last checked for updates: Jan 18, 2025

Title 19 - Customs Duties last revised: Jan 15, 2025

GENERAL PROVISIONS
IMPORT REQUIREMENTS
EXPORT REQUIREMENTS
POST-IMPORTATION DUTY REFUND CLAIMS
RULES OF ORIGIN
TARIFF PREFERENCE LEVEL
ORIGIN VERIFICATIONS AND DETERMINATIONS
PENALTIES
GOODS RETURNED AFTER REPAIR OR ALTERATION
RETROACTIVE PREFERENTIAL TARIFF TREATMENT FOR TEXTILE AND APPAREL GOODS
source: 28 FR 14663, Dec. 31, 1963, unless otherwise noted.