Zone Changes Sec.8-3b

When the zoning commission of any municipality proposes to establish or change a zone or any regulation affecting the use of a zone any portion of which is within five hundred feet of the boundary of another municipality located within the area of operation of a regional planning agency, the zoning commission shall give written notice of its proposal to the regional planning agency or agencies of the region in which it and the other municipality are located.  Such notice shall be made by certified mail, return receipt requested not later than thirty days before the public hearing to be held in relation thereto.  The regional planning agency shall study such proposal and shall report its findings and recommendations thereon to the zoning commission at or before the hearing, and such report shall be made a part of the record of such hearing. . . . If such report of the regional planning agency is not submitted at or before the hearing, it shall be presumed that such agency does not disapprove of the proposal. . . . The report of said planning agency shall be purely advisory.