10/5/23
AIM
Aeronautical Information Manual
Explanation of Changes
Effective: October 5, 2023
a. 1
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1
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9. INSTRUMENT LANDING SYSTEM (ILS)
This change reflects the FAA Order JO 7110.65 guidance that allows a preceding arrival or departure in or over
the ILS critical area when the weather is above 200’ ceiling and 2000 RVR. The new guidance warns pilots of
signal disturbances that may be encountered in any weather at or above standard CAT I minima.
b. 1
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20. PRECISION APPROACH SYSTEMS OTHER THAN ILS AND GPS
APPENDIX 3. ABBREVIATIONS/ACRONYMS
This change will result in the removal of references to SCAT
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I DGPS from the AIM.
c. 3
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5
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2. MILITARY TRAINING ROUTES
This change adds language to paragraph 3
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2 that defines what the Department of Defense Flight Information
Publications (DoD FLIP) represent and describes instrument/visual routes (IR/VR) that can be found in charts
and narratives. It also describes FAA’s responsibility for providing information about them on IFR and VFR
routes. Additionally, a note was added for users who require copies of the FLIP.
d. 3
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8. WASHINGTON DC SPECIAL FLIGHT RULES AREA (SFRA) INCLUDING THE
FLIGHT RESTRICTED ZONE (FRZ)
This change adds a new paragraph 3
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8, Washington DC Special Flight Rules Area (SFRA) including the Flight
Restricted Zone (FRZ), to the AIM to better inform pilots and reduce violations reference the requirements of
14 CFR Part 93.339 and Part 91.161, and 14 CFR 99.7 Special Security Instruction NOTAMs. The current
paragraphs 3
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8 and 3
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9 are being renumbered 3
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9 and 3
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10, respectively.
e. 4
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1
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21. AIRPORT RESERVATION OPERATIONS AND SPECIAL TRAFFIC MANAGEMENT
PROGRAMS
Dual
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tone multi
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frequency (telephone touch
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tone signaling) interfaces are no longer available for use to receive
an Electronic Special Traffic Management Program or Enhanced Computer Voice Reservation System
reservation. Procedures for coordination processing are updated and some content has been revised for
clarification.
f. 7
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3
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5. COLD TEMPERATURE AIRPORT PROCEDURES
This change adds an additional segment to FIG 7
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3
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1, Example Cold Temperature Restricted Airport List
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Required Segments, along with guidance on how to apply a temperature correction to this segment. The change
also rearranges the section for better flow, swapping the positions of updated subparagraphs e and f.
g. Editorial Changes
Editorial changes include updated and corrected references and typos; rewording subparagraph 8
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2d to
eliminate confusion between high altitude of aircraft vs. low cabin altitude pressure; clarifying language in
subparagraph 11
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2c2 to say that UAS that are flown exclusively for recreational purposes must be registered
if they weigh more than 0.55 pounds (250 grams); updating the subscription information for this publication; and
a hyperlink fix and hyperlink update for Helicopter Association International in subparagraph 10
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1a.
h. Entire Publication
Additional editorial/format changes were made where necessary. Revision bars were not used because of the
insignificant nature of these changes.
Explanation of Changes
E of Chg
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