Tag Archive for New DOT/PHMSA Interpretation Brings Some Clarity to the Lithium Ion Watts Issue

New DOT/PHMSA Interpretation Brings Some Clarity to the Lithium Ion Watts Issue

In a formal Letter of Interpretation dated August 19th, 2015 to Mr. Mike Revis USDOT/PHMSA stated categorically that a Lithium Ion Battery being shipped under the exceptions granted in 49 CFR 173.185(c) may have cells which feature watt hour ratings greater than 20 watt hours as long as the battery itself remains less than one