The Planning Commission after a public hearing held in the manner prescribed in this subchapter governing variances and conditional use permits, may revoke or modify any permit or variance issued on any one or more of the following grounds:
(A) That the approval was obtained by fraud.
(B) That the use for which such approval was granted is not being exercised.
(C) That the use for which such approval was granted has ceased to exist or has been suspended for one year or more.
(D) That the permit or variance granted is being, or has been exercised contrary to the terms or conditions of any statute, ordinance, law or regulation.
(E) That the use for which the approval was granted was so exercised as to be detrimental to the public health or safety, or so as to constitute a nuisance.
(F) That the continued exercise of the use for which approval was granted appears to be inimicable to the public welfare.
(`67 Code, § 10-17-3)