Cargo Tank Compliance Faces 2 Critical PHMSA Clarifications for MC 331 Fleets
Cargo tank compliance for MC 331 fleets and LPG shops just got more complicated after two 2026 PHMSA interpretations on inspection frequency and leakage-test paperwork.
Cargo tank compliance for MC 331 fleets and LPG shops just got more complicated after two 2026 PHMSA interpretations on inspection frequency and leakage-test paperwork.
The Clean Truck Check disapproval limits EPA approval to California-registered vehicles, reshaping federal enforceability, state enforcement risk, and compliance messaging for interstate tankers.
Tank fleet compliance gets a March 23, 2026 double hit: PHMSA’s Exxon gasoline preemption docket and FMCSA final rules on eDVIR clarity, fuel-system edits, and warning-device language—what changed, what to document, and what to verify now.
Oil tank transportation is entering a new risk cycle as Hormuz shock disruptions pressure Iraqi exports, tanker rates, diesel prices, private fleets, and U.S. tank trucking margins.
HM-265 fuel compliance guide for tank fleets: UN1203/lowest-flashpoint marking flexibility, >10% ethanol exceptions, electronic registration, inspection tech, and shop impacts—effective Feb. 13, 2026.
Tremcar Pacific Truck Tank acquisition expands West Coast tank-truck service. See potential impacts on bobtail lead times, repairs, parts availability, warranty handling, and pricing.
PHMSA’s driverless hazmat trucking ANPRM (HM‑266) puts autonomous tank transport on the regulatory agenda—deadlines, stakeholder risks, and practical comment themes.
NTTC Tank Truck Week 2025 – North America’s premier liquid bulk trucking event – convenes industry leaders, innovators, and safety experts in Kansas City to celebrate 80 years of progress. Discover key regulatory updates, advanced tanker technologies, and trends shaping the tank truck industry’s future.
An analysis of the new dry bulk axle weight variance bill (VARIANCE Act) – a bipartisan 2025 proposal allowing a 10% axle weight flexibility for trucks hauling grain, plastic pellets and other dry bulk goods, aimed at boosting efficiency without raising gross weight limits.
EnTrans earned two TTMA Plant Safety Awards in 2024, continuing a decade of safety excellence. Learn how EnTrans’s safety culture drives its continued success.

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