108 STAT. 878 PUBLIC LAW 103-272—JULY 5, 1994 tion test done independently at another certified laboratory if the individual requests the 2d confirmation test not later than 3 days after being advised of the results of the first confirmation test; (6) ensure appropriate safeguards for testing to detect and quantify alcohol in breath and body fluid samples, including urine and blood, through the development of regulations that may be necessary and in consultation with the Secretary of Health and Human Services; Confidentiality. (7) provide for the confidentiality of test results and medical information (other than information about alcohol or a controlled substance) of employees, except that this clause does not prevent the use of test results for the orderly imposition of appropriate sanctions under this section; and (8) ensure that employees are selected for tests by nondiscriminatory and impartial methods, so that no employee is harassed by being treated differently from other employees in similar circumstances. Regulations. (d) REHABILITATION. —The Secretary of Transportation shall prescribe regulations or issue orders establishing requirements for rehabilitation programs that at least provide for the identification and opportunity for treatment of railroad employees responsible for safety-sensitive functions (as decided by the Secretary) in need of assistance in resolving problems with the use of alcohol or a controlled substance in violation of law or a Government regulation. The Secretary shall decide on the circumstances under which employees shall be required to participate in a program. Each railroad carrier is encouraged to make such a program available to all of its employees in addition to employees responsible for safety-sensitive functions. This subsection does not prevent a railroad carrier from establishing a program under this subsection in cooperation with another railroad carrier. (e) INTERNATIONAL OBLIGATIONS AND FOREIGN LAWS AND REGU- LATIONS.— In carrying out this section, the Secretary of Transportation— (1) shall establish only requirements that are consistent with international obligations of the United States; and (2) shall consider applicable laws and regulations of foreign countries. (f) OTHER REGULATIONS ALLOWED. — This section does not prevent the Secretary of Transportation from continuing in effect, amending, or further supplementing a regulation prescribed or order issued before October 28, 1991, governing the use of alcohol or a controlled substance in railroad operations. § 20141. Power brake safety (a) REVIEW AND REVISION OF EXISTING REGULATIONS. —The Secretary of Transportation shall review existing regulations on railroad power brakes and, not later than December 31, 1993, revise the regulations based on safety information presented during the review. Where applicable, the Secretary shall prescribe regulations that establish standards on dynamic braking equipment. Regulations. (b) 2-WAY END-OF-TRAIN DEVICES.— (1) The Secretary shall require 2-way end-of-train devices (or devices able to perform the same function) on road trains, except locals, road switchers, or work trains, to enable the initiation of emergency braking from the rear of a train. The Secretary shall prescribe regulations as
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