A grantee shall be deemed in violation of the requirements of this
subpart if the agency head or his or her official designee determines,
in writing, that--
(a) The grantee has made a false certification under Sec. 98.630;
(b) With respect to a grantee other than an individual--
(1) The grantee has violated the certification by failing to carry
out the requirements of paragraphs (A)(a)-(g) and/or (B) of the
certification (Alternate I to appendix C) or
(2) Such a number of employees of the grantee have been convicted of
violations of criminal drug statutes for violations occurring in the
workplace as to indicate that the grantee has failed to make a good
faith effort to provide a drug-free workplace.
(c) With respect to a grantee who is an individual--
(1) The grantee has violated the certification by failing to carry
out its requirements (Alternate II to appendix C); or
(2) The grantee is convicted of a criminal drug offense resulting
from a violation occurring during the conduct of any grant activity.