### 12.6 REQUESTS FOR CHANGE ORDERS 12.6.1 Subject to the terms of the [[Contract Documents]], if Contractor believes that any act, error or omission of EPIC WATER AUTHORITY constitutes a change in the Work entitling it to additional compensation, it shall ==within twenty (20) Days after the date on which Contractor discovers, or should have discovered with the exercise of appropriate diligence, the relevant act, error or omission of EPIC WATER AUTHORITY== (provided that the necessity of extra cost and/or time is already determinable, even if such extra cost and/or time has not yet been incurred), submit a [[Request for Change Order]] to the [[Contracting Officer]] stating the amount of the additional compensation and/or additional time to which it is entitled and the justification for the request. The [[Contracting Officer]] shall evaluate the [[Request for Change Order]] within a reasonable time and advise Contractor whether EPIC WATER AUTHORITY will grant in whole, grant in part, or deny the [[Request for Change Order]]. Any additional compensation granted shall be recorded in the form of a [[Change Order]]. Failure of Contractor to timely submit a [[Request for Change Order]] in strict, not substantial, accordance with the requirements of this Section 12.6.1 shall constitute a waiver of and shall forever bar any recovery arising out of the pertinent act, error, or omission of EPIC WATER AUTHORITY, even if EPIC WATER AUTHORITY was not prejudiced thereby. 12.6.2 ==No proposal or claim by Contractor on account of changes to the Work shall be allowed for any costs or delay incurred more than twenty (20) Days before Contractor gives written notice as required.==