[2] Kiley announced his resignation in late 2005, and was replaced in February 2006 by Peter Hendy, previously TfL's Director of Surface Transport.
[3] Following the November 2016 Croydon tram derailment, Brown was one of two top TfL officials to decline a performance bonus.
[4] In October 2019, TfL announced that Brown would be leaving his role as commissioner in May 2020 to chair the Delivery Authority for the restoration of the Houses of Parliament.
[6][1] Following the opening of the Elizabeth line, Byford resigned as commissioner in September 2022, citing a desire to return to the U.S. and spend more time with his family.
[7] Byford left the position in October 2022, replaced on an interim basis by Andy Lord (the Chief Operating Officer of London Underground).