Code of Federal Regulations, Title 19, Customs Duties, Parts 0-140, includes rules, regulations, procedures, and administrative procedures associated with U.S. Customs and Border Protection, the Department of Homeland Security, the Department of the Treasury, customs, customs brokers, CPB Bonds, cargo container certifications, air commerce regulations, trademarks/tradenames/copyrights, and more.
Other related products:
Harmonized Tariff Schedules of the United States Annotated for Statistical Reporting Purposes 29th Edition 2018 is available here: https://bookstore.gpo.gov/products/harmonized-tariff-schedules-annotated-statistical-reportingpurposed-30th-edition-2018--CD-ROM format, 2018 edition available here: https://bookstore.gpo.gov/products/basic-2018-harmonized-tariff-schedule-cd-rom
2018 Code of Federal Regulations, Title 19, Customs Duties, Pt. 200-End, Revised as of April 1, 2017 -Print Paperback format available here: http://ducts/cfr-title-19-pt-200-end-code-federal-regulationspaper2018
Basic Guide to Exporting, 11th edition can be found here: https://bookstore.gpo.gov/products/basic-guide-exporting-official-us-government-resource-small-and-medium-sized-businesses
Preparing Your Business for Global E-Commerce: A Guide for U.S. Companies To Manage Operations, Inventory, and Payment Issues is available here: https://bookstore.gpo.gov/products/preparing-your-business-e-commerce-2nd-edition
46 CFR Parts 90-139, Revised as of October 1, 2017 can be found here: https://bookstore.gpo.gov/products/cfr-title-46-pt-90-139-code-federal-regulationspaper-201-7