Recent Department of Transportation regulations affecting small businesses
Page 8 of 17 • Last updated April 24, 2026
252 Department of Transportation regulations have been published in the past 30 days, covering rule changes, notices, and final actions affecting small businesses.
- Pipeline Safety: Integration of Innovative Remote Sensing Technologies for Right-of-Way Patrols on Gas and Hazardous Liquid PipelinesApril 24, 2026
PHMSA clarifies that pipeline operators can use remote sensing technologies including unmanned aerial systems and satellites to comply with right-of-way patrol requirements for gas transmission, hazardous liquid, and carbon dioxide pipelines.
- Pipeline Safety: Consent Orders.April 24, 2026
PHMSA amends procedural regulations to permit consent agreements in all enforcement proceedings, including cases involving civil penalties.
- Airworthiness Directives; Pilatus Aircraft Ltd. AirplanesApril 24, 2026
FAA airworthiness directive requires replacement of brake pipe assemblies on Pilatus Model PC-12/47G airplanes to prevent brake lockup and prohibits installation of affected parts.
- Pipeline Safety: Standards Update-ASTM F1973April 24, 2026
PHMSA updates pipeline safety regulations to incorporate the latest ASTM F1973 standard for polyethylene and polyamide fuel gas distribution fittings, reducing compliance burdens while maintaining public safety.
- National Emergency Medical Services Advisory Council Notice of Public MeetingApril 24, 2026
National Emergency Medical Services Advisory Council holds public meetings to advise on emergency medical services policy and operations.
- Pipeline Safety: Clarifying Hazardous Liquid Pipeline Integrity Management GuidanceApril 24, 2026
Federal Pipeline and Hazardous Materials Safety Administration clarifies integrity management guidance for hazardous liquid and carbon dioxide pipeline operators.
- Pipeline Safety: Standards Update-NFPA 59April 24, 2026
PHMSA updates pipeline safety regulations to incorporate NFPA 59 Utility LP-Gas Plant Code, reducing compliance burdens while maintaining public safety standards for liquefied petroleum gas operations.
- Pipeline Safety: Safety of Gas Transmission Pipelines: MAOP Reconfirmation, Expansion of Assessment Requirements, and Other Related Amendments; CorrectionApril 24, 2026
Final rule corrects maximum allowable operating pressure reconfirmation requirements for gas transmission pipelines under federal pipeline safety regulations.
- Pipeline Safety: Removing Obsolete Provision in Safety-Related Condition Reporting RequirementsApril 24, 2026
Final rule removes an obsolete provision from Pipeline and Hazardous Materials Safety Administration safety-related condition reporting requirements in 49 CFR 191.25.
- Petition for Exemption; Summary of Petition Received; Airlines for AmericaApril 24, 2026
Airlines for America petition seeks Federal Aviation Regulations exemption; FAA notice invites public comment on the relief request.
- Airworthiness Directives; Bombardier, Inc., AirplanesApril 24, 2026
FAA airworthiness directive requires Bombardier BD-700-1A10 and BD-700-1A11 airplane operators to revise flight manuals with corrected approach speed and landing distance data for SLAT FAIL procedures.
- Amendments to the Federal Railroad Administration's Procedures for Service of Documents in Railroad Safety Enforcement ProceedingsApril 24, 2026
Federal Railroad Administration updates document service procedures in safety enforcement cases to require electronic filing and establishes new civil penalty implementation procedures for railroad safety violations.
- Pipeline Safety: Standards Update-ASTM F2620April 24, 2026
PHMSA incorporates updated industry standard ASTM F2620 for polyethylene pipe heat fusion joining to maintain safety and reduce compliance burdens on pipeline operators.
- Pipeline Safety: Standards Update-ASME B31.4April 24, 2026
PHMSA amends pipeline safety regulations to incorporate updated ASME B31.4 standard for liquid and slurry transportation systems, reducing compliance burdens while maintaining public safety.
- Airworthiness Directives; Bombardier, Inc., AirplanesApril 23, 2026
FAA proposes airworthiness directive requiring inspection and replacement of brake control units on certain Bombardier BD-700 series business jets to address main landing gear tire burst risks.