Atlas / Regulations / Legal Interpretations Legal Interpretation 2015-040 Current · Issued 02/25/2015 Keller View PDF on drs.faa.gov ↗ (authoritative document) 14 CFR sections this interpretation addresses § 21.181 Not in our cache — verify on eCFR § 21.190 Not in our cache — verify on eCFR § 91.203 Not in our cache — verify on eCFR § 91.327 Not in our cache — verify on eCFR