| Number | Title | Status | Office | Date |
|---|---|---|---|---|
| 150/5000-17 |
Critical Aircraft and Regular Use Determination
This advisory circular (AC) defines the term Critical Aircraft and provides guidance on the use of Critical Aircraft in facility planning and design studies, and related FAA decision making, for federally obligated airports. |
Active | APP-400 | 2017-06-20 |
| 150/5000-9B |
Guidelines for Sound Insulation of Structures Exposed to Aircraft Noise
This AC provides guidelines to develop and implement a sound insulation program (SIP). |
Active | APP-400 | 2022-06-08 |
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