SECTION 505:1-5-1. Opportunity for hearing

  Prior to the adoption, amendment, or repeal of any rule, the Board affords any interested person a reasonable opportunity to submit data, views, or arguments, orally or in writing to the Board concerning the proposed action on the rule. Should the proposed action on a rule affect ones substantive rights, the opportunity for an oral hearing will be granted if requested in writing by at least twenty-five (25) members, if no substantive rights are involved, the opportunity for oral argument or views is within the discretion of the Board.