14 CFR Part 170
5 sections · 2 subparts · Amended 2026-09-15
ESTABLISHMENT AND DISCONTINUANCE CRITERIA FOR AIR TRAFFIC CONTROL SERVICES AND NAVIGATIONAL FACILITIES
2 Legal Interpretations View on eCFR ↗
Authority49 U.S.C. 106(g), 40103-40107, 40113, 44502, 44701-44702, 44708-44709, 44719, 44721-44722, 46308.
Source56 FR 341, Jan. 3, 1991, unless otherwise noted.
Subpart A— General 2 sections
Subpart B— Airport Traffic Control Towers 3 sections
Related Advisory Circulars 3 current · 2 cancelled
- AC 170-9ACriteria for Assumption of Ownership of Non-Federal SystemsCurrent2021-05-25↗
- AC 170-14Implementation of 50 kHz/Y Channels for ILS/VOR/DMECurrent1992-07-30↗
- AC 170-6CUse of Radionavigation Land Test Station and Signal GeneratorsCurrent1981-02-13↗
- AC 170-11Amendment of Federal Aviation Regulation Part 171 (FAR-171) - Cost of Flight and Ground InspectionsCancelled1970-09-17↗
- AC 170-9Criteria for Acceptance of Ownership and Servicing of Civil Aviation Interest(s) Navigational and Air Traffic Control Systems and EquipmentCancelled1968-11-26↗