FAA has issued airworthiness directive 2020-02-19 for certain Bombardier CRJ 100s and 440s, requiring revising the airworthiness limitations for certain structural inspections, repair if necessary and submission of inspection findings to the airplane manufacturer, effective March 18, 2020.
FAA has issued airworthiness directive 2019-26-10 for all Bombardier CRJ 700s, 701s, 702s, 705s, 900s and 1000s requiring revising the existing maintenance or inspection program to incorporate a functional check of the flight compartment door decompression latches, effective March 19, 2020.