f. Destruction A controller's ATCS certificate will be returned to the
issuing agency when any condition e(2)(a) above occurs. The airfield or
unit commander or designated representative will forward the certificate
to Commander, USAAVNC, ATTN: ATZQ-ATC--MO, Fort Rucker, AL 36362-5265 for
destruction. If the ATCS certificate is not available for destruction, the
following statement will be forwarded within 15 days after notification of
cancellation: "The ATCS certificate (FAA Form 7220-1), (number), issued to
(name and grade) is not available for destruction. Reason: _. "