- Precision Approach Path Indicator
- Date issued
- Office of Primary Responsibility
- AAS-100, Office of Airport Safety & Standards - Airport Engineering Division
This AC contains the FAA standards for the Precision Approach Path Indicator (PAPI) systems, which provides pilots with visual glideslope guidance during approach for landing.
Effective six months after the issue date of this AC, only that equipment qualified in accordance with the specifications herein will be listed in accordance with AC 150/5345-53, Airport Lighting Equipment Certification Program.
- 150/5345-28H (PDF)