Referral to Planning Board. Any proposal to amend, supplement, change, modify or repeal this chapter, or any part thereof, shall be referred by the Town Board to the Planning Board for a period of 45 calendar days for a report and recommendation thereon, unless such proposal is the recommendation of the Planning Board. If the Planning Board fails to report its recommendation within such time period, the Town Board may act without such report. If the Planning Board reports its recommendation prior to the expiration of the forty-five-day period, the Town Board may act without waiting for the expiration of the forty-five-day period.