Customs Service is a term used to describe the government agency responsible for regulating and enforcing trade laws at the border. Its main functions include ensuring compliance with international trade regulations and collecting taxes on imported goods. There are many synonyms for Customs Service, including Border Patrol, Immigration and Customs Enforcement (ICE), Department of Homeland Security, and Revenue Service. Other related terms may include Tariff Bureau, Trade Compliance Agency, and Import and Export Office. Regardless of the name, the Customs Service plays a crucial role in maintaining the safety and security of international trade and commerce.