Except as provided in subsection (b) of this section, at least 3 months before submitting a legislative proposal to the county delegation for introduction as a bill in a session of the General Assembly, the Board shall: post a notice of the proposal on the Board’s website; send a notice of the proposal by e–mail to each license holder; and hold a public hearing on the proposal. Subsection (a) of this section does not apply to a legislative proposal to the county delegation for introduction as an emergency bill in a session of the General Assembly.