(a) Except for a person employed by the FAA or employed by, or on
active duty with, the Department of the Air Force, Army, or Navy, or the
Coast Guard, no person may act as an air traffic control tower operator
under a certificate issued to him or her under this part unless he or she
has in his or her personal possession an appropriate current medical
certificate issued under part 67 of this chapter.
(b) Each person holding an air traffic control tower operator
certificate shall keep it readily available when performing duties in an
air traffic control tower, and shall present that certificate or his
medical certificate or both for inspection upon the request of the
Administrator or an authorized representative of the National
Transportation Safety Board, or of any Federal, State, or local law
(c) A certificated air traffic control tower operator who does not hold
a facility rating for a particular control tower may not act at any
operating position at the control tower concerned unless there is
maintained at that control tower, readily available to persons named in
paragraph (b) of this section, a current record of the operating positions
at which he has qualified.
(d) An air traffic control tower operator may not perform duties under
his certificate during any period of known physical deficiency that would
make him unable to meet the physical requirements for his current medical
certificate. However, if the deficiency is temporary, he may perform
duties that are not affected by it whenever another certificated and
qualified operator is present and on duty.
(e) A certificated air traffic control tower operator may not control
air traffic with equipment that the Administrator has found to be
(f) The holder of an air traffic control tower operator certificate, or
an applicant for one, shall, upon the reasonable request of the
Administrator, cooperate fully in any test that is made of him.