108 STAT. 1004 PUBLIC LAW 103-272—JULY 5, 1994 Federal Register, publication. this subsection, the Secretary shall waive the regulations prescribed under this section as they apply to schoolbuses (as defined in section 30125(a) of this title) unless the Secretary decides that making the regulations applicable to schoolbuses is necessary for public safety, considering all laws of the United States and States applicable to schoolbuses. A waiver under this subsection shall be published in the Federal Register, with the reasons for the waiver. (f) LIMITATIONS ON MUNICIPALITY AND COMMERCIAL ZONE EXEMPTIONS AND WAIVERS. —(1) The Secretary may not— (A) exempt a person or commercial motor vehicle from a regulation related to commercial motor vehicle safety only because the operations of the person or vehicle are entirely in a municipality or commercial zone of a municipality; or (B) waive application to a person or commercial motor vehicle of a regulation related to commercial motor vehicle safety only because the operations of the person or vehicle are entirely in a municipality or commercial zone of a municipality. (2) If a person was authorized to operate a commercial motor vehicle in a municipality or commercial zone of a municipality in the United States for the entire period from November 19, 1987, through November 18, 1988, and if the person is otherwise qualified to operate a commercial motor vehicle, the person may operate a commercial motor vehicle entirely in a municipality or commercial zone of a municipality notwithstanding— (A) paragraph (1) of this subsection; (B) a minimum age requirement of the United States Government for operation of the vehicle; and (C) a medical or physical condition that— (i) would prevent an operator from operating a commercial motor vehicle under the commercial motor vehicle safety regulations in title 49, Code of Federal Regulations; (ii) existed on July 1, 1988; (iii) has not substantially worsened; and (iv) does not involve alcohol or drug abuse. (3) This subsection does not affect a State commercial motor vehicle safety law applicable to intrastate commerce. §31137. Monitoring device and brake maintenance regulations (a) USE OF MONITORING DEVICES.— If the Secretary of Transportation prescribes a regulation about the use of monitoring devices on commercial motor vehicles to increase compliance by operators of the vehicles with hours of service regulations of the Secretary, the regulation shall ensure that the devices are not used to harass vehicle operators. However, the devices may be used to monitor productivity of the operators. (b) BRAKES AND BRAKE SYSTEMS MAINTENANCE REGULATIONS.— Not later than December 31, 1990, the Secretary shall prescribe regulations on improved standards or methods to ensure that brakes and brake systems of commercial motor vehicles are maintained properly and inspected by appropriate employees. At a minimum, the regulations shall establish minimum training requirements and qualifications for employees responsible for maintaining and inspecting the brakes and brake systems.
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