Section 026-70-6 - Notice of Public HearingA. When a hearing is to be held, notice shall be given as follows: 1. To the person or persons whose legal rights, duties or privileges are at issue, be regular mail, sufficiently in advance of the hearing date to afford an adequate opportunity to prepare and submit evidence and argument; and2. In any proceeding deemed by the agency to involve the determination of issues of substantial public interest, to the public sufficiently in advance of the hearing date to afford interested persons an adequate opportunity to prepare and submit evidence and argument and to petition to intervene.01- 026 C.M.R. ch. 70, § 6