FAA to phase out Challenger 601‑3R in U.S.; operators and MROs face airworthiness and maintenance impacts
The FAA has moved to phase out the Bombardier Challenger 601‑3R variant from the U.S. civil registry. The action directly affects operators and MROs supporting the type, with consequences for continued airworthiness, maintenance planning and fleet‑management decisions as the variant exits approved service.