The ATSB has recommended EASA and ATR improve the ATR's system design tolerance to inadvertent dual control inputs in response to a Virgin incident in 2014.
The Federal Aviation Administration (FAA) says there is no timetable for certifying the Boeing 737 MAX for a return to service.
Gulfstream says the G600 will soon complete function and reliability testing, the final flying stage for Federal Aviation Administration certification.
The European Union Aviation Safety Agency has "pre-conditions" that need to be met before the Boeing 737 MAX returns to service, news reports say.
Airbus will offer 450nm more range and lift the maximum takeoff weight by 2.3t on its two-aircraft A220 regional jet program from the second half of 2020.
The possibility of bird strike being involved in the fatal Ethiopian Airlines Boeing 737 MAX 8 crash has been raised by the Wall Street Journal.