***Link*** :: [§ 91.187 Operation under IFR in controlled airspace: Malfunction reports.](https://www.ecfr.gov/current/title-14/section-91.187) ***Description*** :: `= this.link` ***Author*** :: [[FAA]] #### Key Quotes * [[PIC]]... under IFR shall report as soon as practical to ATC any malfunctions of navigational, approach, or communication equipment occurring in flight. * [[PIC]] shall include the— * Aircraft identification; * Equipment affected; * Degree to which the capability of the pilot to operate under IFR in the ATC system is impaired; and * Nature and extent of assistance desired from ATC. #source #far