Atlas / Regulations / Legal Interpretations Legal Interpretation 2018-033 Current · Issued 09/24/2018 Vyhnalek View PDF on drs.faa.gov ↗ (authoritative document) 14 CFR sections this interpretation addresses § 121.4 Not in our cache — verify on eCFR § 121.434 Not in our cache — verify on eCFR § 121.440 Not in our cache — verify on eCFR § 121.441 Not in our cache — verify on eCFR