TITLE 19 - CUSTOMS DUTIES

CHAPTER I - BUREAU OF CUSTOMS AND BORDER PROTECTION, DEPARTMENT OF HOMELAND SECURITY; DEPARTMENT OF THE TREASURY

PART 145 - MAIL IMPORTATIONS

subpart e - RESTRICTED AND PROHIBITED MERCHANDISE

145.57 - Regulations of other agencies.

Certain types of plants and plant products, food, drugs, cosmetics, hazardous or caustic and corrosive substances, viruses, serums, and various harmful articles are subject to examination and clearance by appropriate agencies before release to the addressee (see part 12 of this chapter).