This 28-page PDF file is an excerpt from the Federal Aviation Administration’s fiscal 2025 budget request, released in March 2024. It is an explanation of the $8 billion Facility Replacement and Radar Modernization Program proposed by the Biden Administration for air traffic control modernization.

Although this plan was not released in time to be included in the five-year FAA reauthorization bill enacted two months later, it has informed the debate on the subsequent Trump and House Republican plans in 2025.