Before any sanction authorized by Section 4-5.1004 of this article is imposed, the Board shall conduct a hearing pursuant to the procedure for such hearings set forth in Sections 2-1.301 through 2-1.311 of Article 3, entitled “Rules Governing Conduct of Judicial or Quasi-Judicial Proceedings”, of Chapter 1 of Title 2 of this Code. The decision after such hearing shall be final; provided, however, the Board by its order may retain jurisdiction of the proceedings, continue the hearing, and issue such interim orders as the Board deems appropriate in the case. (§ 1, Ord. 773, eff. April 14, 1977)