SECTION 1.  Section 18 of Chapter 30A of the General Laws, as appearing in the 2016 Official Edition, is hereby amended by striking the definition of “public body” and inserting in place thereof the following definition:-

“Public body”, a multiple-member board, commission, committee or subcommittee within the executive, including, without limitation, the Executive Council, or legislative branch or within any county, district, city, region or town, however created, elected, appointed or otherwise constituted, established to serve a public purpose; provided, however, that the governing board of a local housing, redevelopment or other similar authority shall be deemed a local public body; provided, further, that the governing board or body of any other authority established by the general court to serve a public purpose in the commonwealth or any part thereof shall be deemed a state public body; provided, further, that “public body” shall not include the general court or the committees or recess commissions thereof, bodies of the judicial branch or bodies appointed by a constitutional officer solely for the purpose of advising a constitutional officer, excepting the Executive Council, and shall not include the board of bank incorporation or the policyholders protective board; and provided further, that a subcommittee shall include any multiple-member body created to advise or make recommendations to a public body.”