The US Model Rocket Sporting Code is the rule book for NAR competition model rocketry. The USMRSC (August 10, 2024) edition is the official rulebook governing all NAR model rocket competition.

Minor updates to the Sporting Code are made annually through the Rules Revision Process.

Be sure to check out the Competition Guide for more detailed information about competition. Each of the events has a separate section, with tips and plans for models.