14 CFR § 29.815
Main aisle width
July 13, 2020
The main passenger aisle width between seats must equal or exceed the values in the following table:
Open Table
Passenger seating capacity | Minimum main passenger aisle width | |
---|---|---|
Less than 25 inches from floor (inches) | 25 Inches and more from floor (inches) | |
10 or less | 12 | 15 |
11 through 19 | 12 | 20 |
20 or more | 15 | 20 |
1A narrower width not less than 9 inches may be approved when substantiated by tests found necessary by the Administrator.
[Doc. No. 5084, 29 FR 16150, Dec. 3, 1964, as amended by Amdt. 29-12, 41 FR 55472, Dec. 20, 1976]