Are Advisory Circulars Binding

The FAA issues advisory circulars to inform the aviation public in a systematic way of nonregulatory material. Unless incorporated into a regulation by reference, the contents of an advisory circular are not binding on the public.

Are advisory circulars legal?

Generally informative in nature, Advisory Circulars are neither binding nor regulatory; yet some have the effect of de facto standards or regulations. Advisory circulars typically refer to industry standards from SAE (ARP) and RTCA (DO).

Are advisory circulars approved data?

(1) Manufacturer’s data and FAA publications such as Airworthiness Directives, Type Certificate Data Sheets, and advisory circulars are all approved data.