49 CFR 172 Special Provision 109 (Numeric Codes)

These provisions are multi-modal and apply to bulk and non-bulk packagings.

Code	109
Description	Rocket motors must be nonpropulsive in transportation unless approved in accordance with §173.56 of this subchapter. A rocket motor to be considered “nonpropulsive” must be capable of unrestrained burning and must not appreciably move in any direction when ignited by any means.
HazMat with this Code	UN 0186 - Rocket motors UN 0250 - Rocket motors with hypergolic liquids with or without an expelling charge UN 0395 - Rocket motors, liquid fueled