1.6.2 Public Hearing. No zoning bylaw or amendment thereto shall be adopted until
1.6.2 Public Hearing. No zoning bylaw or amendment thereto shall be adopted until after the Planning Board has held a public hearing thereon for which a notice has been published, posted and mailed as provided in G.L. c. 40A, s. 5 and has made a report with recommendations to the town meeting or after 21 days shall have lapsed after such hearing without submission of such report.