A portable generator containing more than 17 ounces of liquid fuel is excepted from the Hazardous Material Regulation provided the requirements in § 173.220(b)(4) are met.
This also applies to portable generators containing gasoline. Therefore, for transportation by motor vehicle or rail car, provided the fuel tanks are securely closed as specified in § 173.220(b)(4)(i), a portable generator containing gasoline is excepted from all other HMR requirements (see § 173.220(g)), which includes the 440-pound weight limit for Material of Trade (MOT) shipments. To see the DOT LOI. On another DOT HAZMAT note…The Pipeline and Hazardous Materials Safety Administration (PHMSA) is PROHIBITING texting on electronic devices by drivers during the operation of a motor vehicle containing a quantity of hazardous materials requiring placarding or any quantity of a select agent or toxin listed in the Department of Health and Human Services “Select Agents and Toxins” regulations. Additionally, in accordance with requirements adopted on September 27, 2010 by the Federal Motor Carrier Safety Administration (FMCSA), motor carriers are prohibited from requiring or allowing drivers of covered motor vehicles to engage in texting while driving. This rulemaking improves the health and safety on the Nation’s highways by reducing the prevalence of distracted driving-related crashes, fatalities, and injuries involving drivers of commercial motor vehicles. This final rule is effective March 30, 2011.