All lavatory doors must be designed to preclude anyone from becoming trapped inside the lavatory. If a locking mechanism is installed, it must be capable of being unlocked from the outside without the aid of special tools.
[Doc. No. 2003-14193, 69 FR 24502, May 3, 2004]
source: Docket No. 5066, 29 FR 18291, Dec. 24, 1964, unless otherwise noted.
cite as: 14 CFR 25.820