Section 3-309 - Bases for recommendation of Board(a) The Board shall base its recommendations for regulations on information that:(1) the Commissioner develops or otherwise has available; or(2) an interested person submits to the Board at a public hearing under this section.(b)(1) The Board shall hold the public hearings needed to carry out its responsibilities under this subtitle.(2) At least 15 days before a hearing, the Commissioner shall publish notice of the hearing in the Maryland Register.