Atlas / Regulations / Legal Interpretations Legal Interpretation 2017-011 Current · Issued 05/23/2017 Duncan-AFS-1 View PDF on drs.faa.gov ↗ (authoritative document) 14 CFR sections this interpretation addresses § 135.42 Not in our cache — verify on eCFR § 91.409 Not in our cache — verify on eCFR § 135.421 Not in our cache — verify on eCFR