In this regulation, we discuss "retention" of various items of mass such as galleys, bins, seats etc. & their contents under limit and ultimate conditions.
Emergency Landing Dynamic Loads - Mainly deals with seat structures. But it also has implications when installed on interior structures such as jump seats.
14 CFR Subpart C Section 25-365
Alright then, time to dig into the next regulation, 14 CFR Subpart C Section 25-365.
§ 25.365 - Pressurized Compartment Loads
For airplanes with one or more pressurized compartments the