OCT 29, 2018 – A Lion Air 737 MAX plane crashes in Indonesia, killing all 189 people on board
NOV. 13, 2018 – FAA and Boeing say they are assessing the need for software or design changes for 737 MAX jets after the Lion Air crash
NOV. 30, 2018 – Boeing is evaluating plans to launch a software update for its 737 MAX in six to eight weeks that would help resolve a scenario faced by Indonesia’s Lion Air crew, sources told Reuters
MARCH 10, 2019 – An Ethiopian Airlines 737 MAX crashes, killing all 157 people on board
MARCH 12, 2019 – The FAA says it will mandate Boeing to implement design changes to the 737 MAX by April, which have been underway for months
MARCH 13, 2019 – FAA joins other major global regulators to land the 737 MAX, citing evidence of similarities between the two fatal accidents
APRIL 6, 2019 – Boeing says it will cut monthly production of the 737 MAX by almost 20%; US and airline officials say they believe the plane can be at rest for at least two months
MAY 16, 2019 – Boeing says it has completed a software update for its 737 MAX jets and is submitting a pilot training plan to the FAA
JUNE 27, 2019 – Boeing says it will take at least until September to fix a recently identified software problem that arose when FAA test pilots were reviewing potential flight control computer failure scenarios on a 737 simulator MAX
JULY 18, 2019 – Boeing says it has taken regulatory approval for the return of the 737 MAX to service in the United States and other jurisdictions to begin early in the fourth quarter
OCT 24, 2019 – Boeing says it still awaits FAA approval to fly the 737 MAX in the fourth quarter, sending its shares upward despite a drop in quarterly earnings. FAA says it will need “several weeks” for review
NOV. 7, 2019 – US and European regulators ask Boeing to review the documentation for its 737 MAX software fix proposal
NOV. 11, 2019 – Boeing says it expects the FAA to issue an order approving the plane’s return to flight in December, predicting the resumption of commercial flights in January
NOV. 15, 2019 – The FAA chief tells his team to ‘take as long as necessary’ in his review of the 737 MAX
TEN. December 11, 2019 – FAA Chief Steve Dickson says the 737 MAX will not be allowed to fly until the end of 2019
TEN. 12, 2019 – Boeing abandons its goal of obtaining regulatory approval for the 737 MAX to resume flights in December, after the U.S. Federal Aviation Administration (FAA) said the plane would not be allowed to fly before 2020
TEN. 23, 2019 – Boeing fires CEO Dennis Muilenburg
JAN. 6, 2020 – An audit conducted in December reveals that the tail wiring on the 737 MAX can short-circuit and cause an accident if pilots do not know how to respond correctly
JAN. 9, 2020 – Boeing released hundreds of internal messages between employees to Congress and the FAA last week, raising serious questions about the development of simulators and showing that employees may have covered problems.
JAN. 13, 2020 – The economy aircraft Ryanair reveals that it will be able to receive its first deliveries of up to 10 737 MAX aircraft landed from Boeing by April, but warns that this will depend on regulators
JAN. 16, 2020 – Committee, appointed by Secretary of Transportation Elaine Chao in April, considers the FAA security approval process not to be blamed
JAN. 21, 2020 – Boeing announces that it does not expect federal regulators to approve its changes to the landed 737 Max until this summer, several months more than the company was saying just a few weeks ago.