Upon hearing the petition of the Enforcement Officer and the response of the permittee at such public hearing, the Board may revoke the permit if it finds that any of the grounds set forth in Section 6-8.813 of this article exist or have occurred. The Board shall deny the petition for revocation if it finds that none of such grounds for revocation exist or have occurred. (§ 1, Ord. 765, eff. October 7, 1976; as amended by § 3, Ord. 1470, eff. July 14, 2016)