(1) Where no appeal has been made under section 74, the decisions of the Arbitrator under clauses (iv) to (xi) and clauses (xiv), (xv) and (xvi) of sub-section (3) of section 72 shall be final and binding on the parties
(2) The Tribunal of Appeal shall send a copy of its decision in appeal to the Arbitrator who shall then, where necessary, make variation in the scheme in accordance with such decision and may also rectify such errors or omissions, if any, as may have been brought to his notice after publication of the final scheme as drawn up by him under clause (xviii) of sub-section (3) of section 72; and the Arbitrator shall forward such final scheme together with a copy of his decisions under section 72 and a copy of the decision of the Tribunal of Appeal in appeal to the State Government for the sanction of the final scheme.