If you hold | And on the date of examination for your most recent medical certificate you were | And you are conducting an operation requiring | Then your medical certificate expires, for that operation, at the end of the last day of the |
(1) A first-class medical certificate | (i) Under age 40 | an airline transport pilot certificate for pilot-in-command privileges, or for second-in-command privileges in a flag or supplemental operation in part 121 requiring three or more pilots | 12th month after the month of the date of examination shown on the medical certificate. |
(ii) Age 40 or older | an airline transport pilot certificate for pilot-in-command privileges, for second-in-command privileges in a flag or supplemental operation in part 121 requiring three or more pilots, or for a pilot flightcrew member in part 121 operations who has reached his or her 60th birthday. | 6th month after the month of the date of examination shown on the medical certificate. | |
(iii) Any age | a commercial pilot certificate (other than a commercial pilot certificate with a balloon rating when conducting flight training), a flight engineer certificate, or an air traffic control tower operator certificate | 12th month after the month of the date of examination shown on the medical certificate. | |
(iv) Under age 40 | a recreational pilot certificate, a private pilot certificate, a flight instructor certificate (when acting as pilot in command or a required pilot flight crewmember in operations other than glider or balloon), a student pilot certificate, or a sport pilot certificate (when not using a U.S. driver's license as medical qualification) | 60th month after the month of the date of examination shown on the medical certificate. | |
(v) Age 40 or older | a recreational pilot certificate, a private pilot certificate, a flight instructor certificate (when acting as pilot in command or a required pilot flight crewmember in operations other than glider or balloon), a student pilot certificate, or a sport pilot certificate (when not using a U.S. driver's license as medical qualification) | 24th month after the month of the date of examination shown on the medical certificate. | |
(2) A second-class medical certificate | (i) Any age | an airline transport pilot certificate for second-in-command privileges (other than the operations specified in paragraph (d)(1) of this section), a commercial pilot certificate (other than a commercial pilot certificate with a balloon rating when conducting flight training), a flight engineer certificate, or an air traffic control tower operator certificate | 12th month after the month of the date of examination shown on the medical certificate. |
(ii) Under age 40 | a recreational pilot certificate, a private pilot certificate, a flight instructor certificate (when acting as pilot in command or a required pilot flight crewmember in operations other than glider or balloon), a student pilot certificate, or a sport pilot certificate (when not using a U.S. driver's license as medical qualification) | 60th month after the month of the date of examination shown on the medical certificate. | |
(iii) Age 40 or older | a recreational pilot certificate, a private pilot certificate, a flight instructor certificate (when acting as pilot in command or a required pilot flight crewmember in operations other than glider or balloon), a student pilot certificate, or a sport pilot certificate (when not using a U.S. driver's license as medical qualification) | 24th month after the month of the date of examination shown on the medical certificate. | |
(3) A third-class medical certificate | (i) Under age 40 | a recreational pilot certificate, a private pilot certificate, a flight instructor certificate (when acting as pilot in command or a required pilot flight crewmember in operations other than glider or balloon), a student pilot certificate, or a sport pilot certificate (when not using a U.S. driver's license as medical qualification) | 60th month after the month of the date of examination shown on the medical certificate. |
(ii) Age 40 or older | a recreational pilot certificate, a private pilot certificate, a flight instructor certificate (when acting as pilot in command or a required pilot flight crewmember in operations other than glider or balloon), a student pilot certificate, or a sport pilot certificate (when not using a U.S. driver's license as medical qualification) | 24th month after the month of the date of examination shown on the medical certificate. |
14 C.F.R. §61.23