The Township Board of Supervisors may, from time to time, amend, supplement or repeal any of the regulations and provisions of this chapter after public notice and hearing. Before the public hearing, each proposed amendment, except those coming from the Township Planning Commission, must be referred to the Township Planning Commission for its recommendations at least 30 days prior to the hearing on such amendment. If, after any public hearing held upon an amendment, the proposed amendment is revised or further revised to include land previously not affected by it, the Township Board of Supervisors shall hold another public hearing, pursuant to public notice, before proceeding to vote on the amendment. At least 30 days prior to the hearing on the ordinance amendment by the Township Board of Supervisors, the Township Planning Commission shall submit the proposed ordinance or amendments to the Adams County Planning Commission for recommendations. Amendment procedures shall be in compliance with Section 609 of the Pennsylvania Municipalities Planning Code, Act 247, as amended.