GroundRules
14 CFR 25.815: Width of aisle.
Where this section sits in the code
- Title 14—Aeronautics and Space
- CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION
- SUBCHAPTER C—AIRCRAFT
- PART 25—AIRWORTHINESS STANDARDS: TRANSPORT CATEGORY AIRPLANES
- Subpart D—Design and Construction
The passenger aisle width at any point between seats must equal or exceed the values in the following table:
Passenger seating capacity Minimum passenger aisle width (inches)
Less than 25 in. from floor 25 in. and more from floor
10 or less 1 12 15
11 through 19 12 20
20 or more 15 20
1 A narrower width not less than 9 inches may be approved when substantiated by tests found necessary by the Administrator.
Collected 2026-08-27T02:24:20Z. Source file · JSON