StacksVerified U.S. regulatory reference

14 CFR §27.1145

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
  1. (a)There must be means to quickly shut off all ignition by the grouping of switches or by a master ignition control.
  2. (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.