Reserve activation clause
The reserve activation clause was a Starfleet regulation which was in force during the 2250s and 2270s. Described as "little-known" and "seldom-used", the clause stated that "An officer in good standing may reinstate a discharged officer in an emergency." (; )

In the 2250s, during a simulated Tholian attack designed to test Cadet Thira Sidhu's decision-making abilities in a crisis, Captain Christopher Pike (who had supposedly been relieved of duty for mutiny) suggested that Sidhu use the reserve activation clause to restore him to duty. Sidhu dismissed it as a loophole. ()

In the mid-2270s, Fleet Admiral Nogura, at the request of Rear Admiral James T. Kirk, recalled the retired Dr. Leonard McCoy to active duty in Starfleet using the reserve activation clause. Upon reporting to the , McCoy angrily explained his recall to Kirk by claiming, "In simpler language, captain, they drafted me!"  ()

William T. Riker went into active reserve following his command of the  and was called back into action to assist the planet Coppelius against a Zhat Vash attack. ()

cs:Paragraf o nasazení záloh
de:Reserveaktivierungsklausel
Law
Starfleet