Recent Department of Transportation regulations affecting small businesses

FRA train horn regulation revises non-traversable curb definition to permit highway speeds up to 45 mph in established quiet zones, aligning with five longstanding waivers.

FAA seeks public comment on renewing OMB approval for its WebFCR system (OMB control number 2120-0786) to collect broadcast and transmitter frequency information required for aeronautical studies and radio frequency engineering compliance.

Federal Railroad Administration corrects July 1, 2025 final rule on state safety participation regulations by restoring inadvertently removed regulatory language.

FMCSA grants Atlantic Aviation Orlando, LLC an exemption allowing four aircraft fuel service trucks to operate with forward-discharging exhaust systems instead of rear-mounted systems, pending compliance with specified safety conditions.

Federal Railroad Administration repeals the runoff parameter from track surface requirements for Classes 1 through 5, citing redundancy with existing geometry safety standards.

FAA corrects Class E airspace coordinates and airport name identifications for Miami, Florida airspace designations published February 13, 2026.

FMCSA seeks public comment on Intellistop, Inc.'s request for a 5-year exemption to equip commercial motor vehicles with brake lamp modules that pulse lights at increased intensity; the agency will grant or deny the exemption after reviewing the app…

FRA regulation codifies longstanding waivers exempting C3RS-participating railroads from certain locomotive engineer and conductor certification requirements.

Federal Railroad Administration removes thirteen outdated Paperwork Reduction Act references from its regulations regarding OMB information collection approvals.

DOT/FRA establishes a new Privacy Act system of records for post-accident toxicological testing data under 49 CFR part 219, subpart C, including lab results and staff evaluations of alcohol or drug involvement in railroad accidents.

The FAA supersedes Airworthiness Directive 2024-24-02 for Safran Model ARRIUS 2F helicopter engines, requiring removal and replacement of affected fuel control units while reducing the quantity of subject units.

Federal rule eliminates bridge load capacity evaluation scheduling requirements for track owners, as the 15-year transitional compliance period for bridge safety regulations has expired.

Federal Railroad Administration offers up to $1,146,528,000 in grants for railroad crossing elimination and safety projects in fiscal years 2025 and 2026; applications submitted through Grants.gov.

FRA updates locomotive engineer certification to allow electronic certificates, streamline required information, revise revocation processes, and correct regulatory definitions.

The Federal Railroad Administration's Office of the Chief Counsel may exercise discretion to decline or dismiss violations, including technical violations that do not present practical safety concerns.