In some continuities, the Command-training regimen was regarded as part of the four-year undergraduate coursework at the Academy. (Star Trek) In other continuities, it was a two-year post-graduate course. (Absolute Horizon, Star Trek: Luna)
- In STNV: Center Seat, Hikaru Sulu seems to have completed the coursework in only a few months. It may be possible to undergo the training discontinuously in some continuities.
Only half of the cadets or officers who undertook this curriculum completed it. (Orion Press: "First Contact 101", "Alis Volat Propriis") Graduates of Command School received the rank of lieutenant commander upon completion of the coursework. (Center Seat)
The Command School was located north of San Francisco, in the Marin Headlands near Horseshoe Bay. (Beverly Crusher Investigates: The Death on the Kobayashi Maru)