Statutes, codes, and regulations
Code of Federal Regulations
Title 8 - ALIENS AND NATIONALITYChapter I - DEPARTMENT OF HOMELAND SECURITY
Subchapter B - IMMIGRATION REGULATIONS
Part 271 - DILIGENT AND REASONABLE EFFORTS TO PREVENT THE UNAUTHORIZED ENTRY OF ALIENS BY THE OWNERS OF RAILROAD LINES, INTERNATIONAL BRIDGES OR TOLL ROADS

Part 271 - DILIGENT AND REASONABLE EFFORTS TO PREVENT THE UNAUTHORIZED ENTRY OF ALIENS BY THE OWNERS OF RAILROAD LINES, INTERNATIONAL BRIDGES OR TOLL ROADS