Ground Service Providers NATA Updates Misfueling Training to Include Unleaded Avgas An additional fuel grade and an absence of a grade selective nozzle increases misfueling risks. BY REBECCA KANABLE T he National Air Transportation Association (NATA) at the start of this year updated its Safety 1st General Aviation Misfueling Prevention Program to include new misfueling risks associated with unleaded avgas. 20 || Ground Support Worldwide || March 2023 The training is available as a free online course and also is a required course for NATA's Safety 1st Over-wing Refueling and Single-Point Refueling ratings, which require Misfueling Prevention and Diesel Exhaust Fluid (DEF) Contamination Prevention to be taken annually. Safety 1st Ratings are a way to recognize that the knowledge and skills to safely perform specific aviation ground handling tasks have been achieved. Last year, the Federal Aviation Administration (FAA) and other industry stakeholders announced the Eliminate NATA