industry " This is the goal of regulatory harmonization. The path to achieving the outcome involves a lot of negotiations among the various regulatory parties - in the most-common cases between America's Federal Aviation Administration, Canada's Transport Canada Civil Aviation authority, and Europe's EASA - the European Union Aviation Safety Agency. HARMONIZATION IN AVIONICS APPROVALS S T O R Y I B Y D A V E H I G D O N f the result produced a piece of music, you could expect to hear melodious harmonies, the product of the music playing in the composer's mind. But when it comes to harmonizing aviation regulations - specifically the regulatory approvals required for aircraft and avionics to be flown in the participants' airspace - the resulting documents are the product of regulatory harmonization among many composers, each with its own music to follow. And the audience - aviation operators and pilots - get to enjoy the final composition when 18 avionics news * march 2021