This subpart prescribes procedural requirements for the indemnification of a publisher of aeronautical charts or maps under section 1118 of the Federal Aviation Act of 1958, as amended, when the publisher incurs liability as a result of publishing—

(a) A chart or map accurately depicting a defective or deficient flight procedure or airway that was promulgated by the FAA; or

(b) Aeronautical data that—

(1) Is visually displayed in the cockpit of an aircraft; and

(2) When visually displayed, accurately depicts a defective or deficient flight procedure or airway promulgated by the FAA.