Pub. L. 115-254, div. B, tit. III, subtit. A, sec. 327
APPROACH CONTROL RADAR.
SEC. 327. APPROACH CONTROL RADAR. The Administrator shall—(1) identify airports that are currently served by FAA towers with nonradar approach and departure control (type 4 classification in the Federal Aviation Administration OPSNET); and(2) develop an implementation plan, which takes into account budgetary and flight volume considerations, to provide an airport identified under paragraph (1), if appropriate, with approach control radar.