CFR › Title 7 › Part 351Part 351 — Importation of Plants or Plant Products by Mail§ 351.1— Joint treatment generally.§ 351.2— Location of inspectors.§ 351.3— Procedure on arrival.§ 351.4— Records.§ 351.5— Return or destruction.§ 351.6— Packages in closed mail dispatches.§ 351.7— Regulations governing importation by mail of plant material for immediate export.