01-020 C.M.R. ch. 3, r. 3
Upon scheduling a hearing subject to the requirements of this chapter, the Board shall send, by regular mail, not less than 5 nor more than 12 days prior to the date of the hearing, written notice of the hearing to the appropriate parties and to any person who has requested said notice. The notice of hearing shall contain the information, as applicable, required in Rule 10. In any proceeding deemed by the Board to involve the determination of issues of substantial public interest, notice of hearing shall also be given to the public in order to afford interested persons an opportunity to prepare and submit evidence and argument and to petition to intervene pursuant to Rule 12. Notice to the public shall be given in the manner described in Rule 11.
01-020 C.M.R. ch. 3, r. 3