Cal. Water Code § 9005

Before granting its permission for the acquiring of any right of way or easement or for the construction of any of the levees or other works mentioned in this article, the board may require the applicant to furnish and submit to the board complete and detailed plans and specifications and estimates of the cost thereof, and the board may in its order granting such permission designate a maximum limit of the amount of compensation to be so allowed therefor.