Section 67.405 - Medical examinations: Who may perform?(a)First-class. Any aviation medical examiner who is specifically designated for the purpose may perform examinations for the first-class medical certificate.(b)Second- and third-class. Any aviation medical examiner may perform examinations for the second-or third-class medical certificate.Doc. No. FAA-2007-27812, 73 FR 43066 , July 24, 2008