(C) where there has been no prior determination of harassment, unlawful eviction, or arson by or on behalf of the owner, provide that a hearing be held at the office of administrative trials and hearings if the department has reasonable cause to believe that harassment has occurred within such stated period of time. The owner of the pilot program building for which a certification of no harassment is sought shall have the opportunity to be heard at such hearing prior to the granting or denial of such certification. The department may receive testimony from tenants, community groups and any other interested parties. Notice of such hearing shall be given to the applicant in the manner prescribed by the office of administrative trials and hearings. Within 45 days after the office of administrative trials and hearings issues a report and recommendation, the department shall either grant or deny such certification of no harassment.
(6) If a certification of no harassment is denied, notice of such denial accompanied by written findings indicating the grounds for such denial shall be mailed to the applicant and owner of record and shall be filed in the office of the city register or the Richmond county clerk.
(7) A final determination on an application for a certification of no harassment shall be subject to review pursuant to article 78 of the civil practice law and rules.