Section 171.1

14 CFR Ch. I (1-1-19 Edition)

Subpart B - Nondirectional Radio Beacon
Facilities

171.211 Maintenance and operations requirements.
171.213 Reports.

171.21 Scope.
171.23 Requests for IFR procedure.
171.25 Minimum requirements for approval.
171.27 Performance requirements.
171.29 Installation requirements.
171.31 Maintenance and operations requirements.
171.33 Reports.

Subpart C - Instrument Landing System
(ILS) Facilities
171.41 Scope.
171.43 Requests for IFR procedure.
171.45 Minimum requirements for approval.
171.47 Performance requirements.
171.49 Installation requirements.
171.51 Maintenance and operations requirements.
171.53 Reports.

Subpart D - True Lights
171.61 Air navigation certificate: Revocation and termination.

Subpart I - Interim Standard Microwave
Landing System (ISMLS)
171.251 Scope.
171.253 Definitions.
171.255 Requests for IFR procedures.
171.257 Minimum requirements for approval.
171.259 Performance requirements: General.
171.261 Localizer performance requirements.
171.263 Localizer automatic monitor system.
171.265 Glide path performance requirements.
171.267 Glide path automatic monitor system.
171.269 Marker beacon performance requirements.
171.271 Installation requirements.
171.273 Maintenance and operations requirements.
171.275 Reports.

Subpart J - Microwave Landing System
(MLS)

Subpart E - General
171.71
171.73
171.75

Materials incorporated by reference.
Alternative forms of reports.
Submission of requests.

Subpart F - Simplified Directional Facility
(SDF)
171.101 Scope.
171.103 Requests for IFR procedure.
171.105 Minimum requirements for approval.
171.107 Definition.
171.109 Performance requirements.
171.111 Ground standards and tolerances.
171.113 Installation requirements.
171.115 Maintenance and operations requirements.
171.117 Reports.

Subpart G - Distance Measuring Equipment
(DME)
171.151 Scope.
171.153 Requests for IFR procedure.
171.155 Minimum requirements for approval.
171.157 Performance requirements.
171.159 Installation requirements.
171.161 Maintenance and operations requirements.
171.163 Reports.

Subpart H - VHF Marker Beacons
171.201
171.203
171.205
171.207
171.209

171.301 Scope.
171.303 Definitions.
171.305 Requests for IFR procedure.
171.307 Minimum requirements for approval.
171.309 General requirements.
171.311 Signal format requirements.
171.313 Azimuth performance requirements.
171.315 Azimuth monitor system requirements.
171.317 Approach elevation performance requirements.
171.319 Approach elevation monitor system
requirements.
171.321 DME and marker beacon performance requirements.
171.323 Fabrication and installation requirements.
171.325 Maintenance and operations requirements.
171.327 Operational records.
AUTHORITY: 49 U.S.C. 106(g), 40103-40107,
40109, 40113, 44502, 44701-44702, 44708-44709,
44711, 44719-44721, 45303, 46308.
SOURCE: Docket No. 5034, 29 FR 11337, Aug.
6, 1964, unless otherwise noted.

Subpart A - VOR Facilities
Section 171.1

Scope.
Requests for IFR procedure.
Minimum requirements for approval.
Performance requirements.
Installation requirements.

Scope.

This subpart sets forth minimum requirements for the approval and operation on non-Federal VOR facilities
that are to be involved in the approval

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