View all text of Subjgrp 191 [§ 27.1141 - § 27.1163]
§ 27.1145 - Ignition switches.
(a) There must be means to quickly shut off all ignition by the grouping of switches or by a master ignition control.
(b) 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.