14 CFR · Part 25
14 CFR § 25.1145
Ignition switches.
(a)
Ignition switches must control each engine ignition circuit on each engine.
(b)
There must be means to quickly shut off all ignition by the grouping of switches or by a master ignition control.
(c)
Each group of ignition switches, except ignition switches for turbine engines for which continuous ignition is not required, and each master ignition control must have a means to prevent its inadvertent operation.
Reflects the eCFR edition current as of September 29, 2026. Retrieved from ecfr.gov on October 16, 2026.
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