US Code - Chapter 2: Liability for injuries to employees

Section 51 Liability of common carriers by railroad, in interstate or foreign commerce, for injuries to employees from negligence; employee defined
Section 52 Carriers in Territories or other possessions of United States
Section 53 Contributory negligence; diminution of damages
Section 54 Assumption of risks of employment
Section 54A Certain Federal and State regulations deemed statutory authority
Section 55 Contract, rule, regulation, or device exempting from liability; set-off
Section 56 Actions; limitation; concurrent jurisdiction of courts
Section 57 Who included in term "common carrier"
Section 58 Duty or liability of common carriers and rights of employees under other acts not impaired
Section 59 Survival of right of action of person injured
Section 60 Penalty for suppression of voluntary information incident to accidents; separability

Safety appliances and equipment on railroad engines and cars, and protection of employees and travelers

Railroads

Hours of service of employees