OCT. 29, 2018 – A Lion Air 737 MAX plane crashes in Indonesia and kills 189 people on board
NOV. 13, 2018 – FAA and Boeing say they are evaluating the need for software or design changes to 737 MAX aircraft following the Lion Air crash
NOV. 30, 2018 – Boeing is considering launching a software update for its 737 MAX in six to eight weeks that would help address a scenario faced by the Lion Air crew in Indonesia, sources told Reuters
MARCH 10, 2019 – An Ethiopian Airlines 737 MAX crashed and killed 157 people on board
MARCH 12, 2019 – FAA says it will order Boeing to implement design changes to the 737 MAX by April that are under construction for months
MARCH 13, 2019 – FAA joins other major global regulators to ground 737 MAX, citing evidence of similarities between the two fatal crashes
April 6, 2019 – Boeing says it will reduce monthly production of 737 MAX by almost 20%; U.S. and airline officials say they believe the plane could have landed for at least two months
MAY 16, 2019 – Boeing says it has completed a software update for its 737 MAX aircraft 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 newly identified software problem that arose when FAA test pilots were reviewing possible flight control computer failure scenarios in a 737 MAX simulator
JULY 18, 2019 – Boeing says it has assumed regulatory approval for the 737 MAX’s return to service in the United States and other jurisdictions beginning in the fourth quarter
OCT. February 24, 2019 – Boeing says it is still awaiting FAA approval to fly the 737 MAX in the fourth quarter, making its shares higher despite falling quarterly profits. The FAA says it will need “several weeks” to review it
NOV. 7, 2019 – US and European regulators ask Boeing to review documentation on its 737 MAX software fix proposal
NOV. February 11, 2019 – Boeing says it expects the FAA to issue an order approving the plane’s return to flight in December, and expects commercial flights to resume in January
NOV. 15, 2019 – FAA chief tells his team to “take the time it takes” in its 737 MAX review
DEC. October 11, 2019 – Steve Dickson, head of the FAA, says 737 MAX will not be approved for flying before the end of 2019
DEC. February 12, 2019 – Boeing abandons its goal of obtaining regulatory approval for the 737 MAX to resume flight in December after the U.S. Federal Aviation Administration (FAA) said the plane would not be authorized to fly before 2020
DEC. March 23, 2019 – Boeing fires CEO Dennis Muilenburg
GEN. 6 of 2020 – An audit conducted in December reveals that the wiring in the tail of the 737 MAX could cause a short circuit and cause an accident if the pilots do not know how to respond correctly
GEN. January 9, 2020 – Boeing posted hundreds of internal messages between employees in Congress and the FAA last week, raising serious questions about its simulator development and showing that employees may have covered up problems
GEN. February 13, 2020: Budget airline Ryanair reveals it could receive its first deliveries of up to 10 737 MAX aircraft on the ground from Boeing in April, but warns that this will depend on regulators
GEN. December 16, 2020 – The committee, appointed by Transportation Secretary Elaine Chao in April, finds that the FAA safety approval process was not to blame.
GEN. February 21, 2020 – Boeing announces it does not expect federal regulators to approve its changes to the 737 Max base until this summer, a few months longer than the company said a few weeks ago.