CN Customs Brokerage Services (USA) Inc.
CBP-Permitted Customs Broker
CN Customs Brokerage Services (USA) Inc., of Port Huron, MI, holds an active national customs broker permit and appears on U.S. Customs and Border Protection’s Permitted Customs Broker Listing under entry filer code
E5L. Licensed customs brokers prepare and file entries,
classify goods under the Harmonized Tariff Schedule, and answer for the duties their clients owe —
work that in 2026 means navigating stacked Section 301 lists, Section 232 metal
actions, country-wide floors, and exclusions that change month to month.
E5L means same-day verification.- Buckland Global Trade Services Inc Port Huron, MI
- 1906 Foreign Trading, LLC Battle Creek, MI
- Bay Brokerage Inc Fort Gratiot, MI
- Brettonwoods GTS, LLC Plymouth, MI
- Copper Hill Inc Livonia, MI
Source: U.S. Customs and Border Protection, Permitted Customs Broker Listing (edition TA-015 Broker Permit_Contact List Final 05.2026.csv), synced 2026-09-20. Corrections come from CBP’s listing; questions or removal requests via our contact form.