(a) written application has been made to the commissioner;
(b) the amusement device, viewing stand or tent has passed all required inspections; and
(c) the liability insurance or bond required by section eight hundred seventy-f of this article has been met in the amount prescribed. 4. The commissioner may revoke any permit issued pursuant to this article if it is determined that an amusement device, viewing stand or tent is:
(a) being used or operated without the inspections required by section eight hundred seventy-e of this article; or
(b) being used or operated without the insurance or other security required by section eight hundred seventy-f of this article; or
(c) being used or operated with a mechanical, structural or design defect which presents an excessive risk of serious injury to passengers or members of the public. 5. Any other violation of this article may result in a revocation, provided that written notice of non-compliance is served upon the owner specifying any violation of this article and directing the owner to correct such violations within thirty days of receipt of such notice. 6. Nothing herein shall prevent an owner whose permit to operate an amusement device, viewing stand or tent has been revoked pursuant to this section from reapplying for a permit in accordance with this article.