14 C.F.R. § 61.5
(a) The following certificates are issued under this part to an applicant who satisfactorily accomplishes the training and certification requirements for the certificate sought:
(1) Pilot certificates—
(b) The following ratings are placed on a pilot certificate (other than student pilot) when an applicant satisfactorily accomplishes the training and certification requirements for the rating sought:
(1) Aircraft category ratings—
(2) Airplane class ratings—
(3) Rotorcraft class ratings—
(4) Lighter-than-air class ratings—
(5) Weight-shift-control aircraft class ratings—
(6) Powered parachute class ratings—
(7) Aircraft type ratings—
(8) Instrument ratings (on private and commercial pilot certificates only)—
(c) The following ratings are placed on a flight instructor certificate when an applicant satisfactorily accomplishes the training and certification requirements for the rating sought:
(1) Aircraft category ratings—
(2) Airplane class ratings—
(3) Rotorcraft class ratings—
(4) Instrument ratings—
(d) The following ratings are placed on a ground instructor certificate when an applicant satisfactorily accomplishes the training and certification requirements for the rating sought:
[Docket 25910, 62 FR 16298, Apr. 4, 1997, as amended by Amdt. 61-110, 69 FR 44864, July 27, 2004; Amdt. 61-113, 70 FR 45271, Aug. 4, 2005; Docket FAA-2023-1275, Amdt. 61-157, 89 FR 92484, Nov. 21, 2024]