CFR > Title 14 - Aeronautics and Space > CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION > SUBCHAPTER D—AIRMEN (parts 60 to 67) > PART 61—CERTIFICATION: PILOTS, FLIGHT INSTRUCTORS, AND GROUND INSTRUCTORS > SUBPART A—General (§61.1 to §61.60) > 61.7—Obsolete certificates and ratings.

61.7—Obsolete certificates and ratings.

(a) The holder of a free-balloon pilot certificate issued before November 1, 1973, may not exercise the privileges of that certificate.
(b) The holder of a pilot certificate that bears any of the following category ratings without an associated class rating may not exercise the privileges of that category rating:
(1) Rotorcraft.
(2) Lighter-than-air.
(3) Helicopter.
(4) Autogyro.