Customs Border Security Act of 2002

Earmarks amounts for: (1) the acquisition and deployment of antiterrorist and illicit narcotics detection equipment along the U.S.-Mexico border, the U.S.-Canada border, and Florida and Gulf Coast seaports; (2) acquisition of technologically superior detection equipment; and (3) the hiring of 285 additional Customs Service officers to address the needs of the offices and ports along the U.S.-Canada border.

Authorizes appropriations to carry out a program established by the Child Cyber-Smuggling Center of the Customs Service to prevent child pornography/child exploitation.

Amends the Consolidated Omnibus Budget Reconciliation Act of 1985 to require certain reimbursements and payments by a centralized hub facility, an express consignment carrier facility, or a small airport or other facility with respect to the processing of letters, documents, records, shipments, merchandise, or any other item valued at an amount under $2,000 (or a higher amount as the Secretary of the Treasury may set by regulation), whether or not such items are informally entered or released at such facilities (except an item entered or released for immediate exportation). Requires a payment of $.66 per individual airway bill or bill of lading in the case of an express consignment carrier facility or centralized hub facility. Sets forth certain payment requirements.

Amends the Tariff Act of 1930 to authorize the Secretary to require, by regulation, the electronic submission of information with respect to commercial importations under the National Customs Automation Program.

Sets forth requirements with respect to: (1) the payment of estimated customs duties and fees for entry of merchandise that is electronically filed utilizing the Customs Automated Commercial Environment computer system; (2) immunity for U.S. customs employees that perform searches in good faith; (3) emergency adjustments to offices, ports of entry, or staffing of the Customs Service; (4) mandatory electronic transmission of passenger and cargo manifest information by motor, air, or vessel carriers; and (5) border searches of domestic mail going out of the United States.

Authorizes appropriations for reestablishment of Customs Service operations in New York, New York.

Directs a General Accounting Office audit of the Customs Service system to monitor textile transshipments. Authorizes appropriations for textile transshipment enforcement operations of the Customs Service. Earmarks certain amounts for the Customs Service to provide technical assistance to help sub-Saharan Africa countries develop and implement effective visa and anti-transshipment systems as required under the African Growth and Opportunity Act.

Authorizes appropriations for: (1) the Office of the U.S. Trade Representative; and (2) the U.S. International Trade Commission.

Increases the aggregate value of articles exempt from duty acquired abroad by U.S. residents.

Amends the Tariff Act of 1930 to revise regulatory audit procedures.