Transportation Secretary Sean Duffy unveiled a multi-billion dollar plan to overhaul the nation’s failing air traffic control system by 2028, following a deadly plane crash and thousands of radar and communications outages horrifying officials,

Officials promised to replace derelict equipment with state-of-the-art technology but said funding was dependent on Congress.

U.S. Secretary of Transportation Sean P. Duffy announced a plan to revitalize the nation’s air traffic control infrastructure Thursday. The Department of Transportation (DOT) said the purpose of the plan is to address vital safety requirements and built a “state-of-the-art air traffic control system” in a Thursday press release.