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PD-40(R) PHMSA-2019-0149
The State of North Dakota and the State of Montana
The State of Washington Crude Oil by Rail—...
Preemption Determination Status Chart PDF
Subject Index of Preemption Determinations PDF
PD-15(R)PHMSA-RSPA-1997-2968
William E. Comley, Inc. & TWC Corporation
Public Utilities Commission of Ohio requirement for transportation of PG III hypochlorite solution in DOT-spec cargo tank.
Written requirements...
PD-14(R)PHMSA-RSPA-2003-14614
Association of Waste Hazardous Materials Transporters
City of Houston, TX, Fire Code re tank truck requirements, inspections, fees and definition of hazardous material
Fire Code...
PD-13(R)PHMSA-RSPA-1997-2581
New York Propane Gas Association
Nassau County, NY requirements for permits and certificates of fitness for delivery of LPG, including fees and inspections.
Permit requirement is ...
PD-12(R)PHMSA-RSPA-1003-14670
Chemical Waste Transportation Institute
New York regulations re transfer and interim storage of hazardous waste.
State regulations prohibiting repackaging hazardous waste and requiring...
"Four-Pack"PHMSA-RSPA-2000-7486 & 1998-4952
PD-9(R)HASA, Inc.
PD-8, 10, 11(R)Swimming PoolChemical Manufacturers Assn.
California & Los Angeles County requirements applicable to on-site...
PD-7(R)PHMSA-RSPA-2003-14666
Chemical Waste Transportation Institute & National Tank Truck Carriers, Inc.
Maryland regulations re hazardous materials drivers' training and certification requirements
Training and...
PD-6(R)PHMSA-RSPA-2000-4952-216 to -224 & 7486-16 to 24)
Chemical Waste Transportation Institute
Michigan statute and regulations re marking of motor vehicles carrying hazardous and liquid industrial wastes
State...