Versions of CFR > Title 14 > Chapter I > Part 23 - Airworthiness standards: Normal, utility, acrobatic, and commuter category airplanes on LawServer 2010 CFR Title 14 > Chapter I > Part 23 – Airworthiness standards: Normal, utility, acrobatic, and commuter category airplanes 2009 CFR > Title 14 > Chapter I > Part 23 – Airworthiness standards: Normal, utility, acrobatic, and commuter category airplanes