This chapter or any part thereof may be amended, supplemented, changed, modified or repealed from time to time by the Village Board and in the manner as provided by §§ 7-706 and 7-708 of Article 7 of the Village Law. Every such proposed amendment shall be referred, prior to the public hearing by the Village Board, to the Planning Board for a report pursuant to the provisions of this chapter, which report shall become part of the official minutes of said hearing. The Village Board shall not take action on any such amendment without such report from the Planning Board unless the Planning Board fails to render such report within 60 days after its next regularly scheduled meeting following the date of such referral.