Cal. Water Code § 36444

At the hearing, the board may adopt a resolution proposing modifications relating to any or all of the following:

(a) Modification of the boundaries of the territory to be detached.
(b) The exclusion from the territory to be detached of any lands described in the resolution of intention which, in its opinion, will be benefited by remaining part of the improvement district.
(c) The terms and conditions set forth in the resolution of intention, or if none, the board may adopt terms and conditions.
Such resolution proposing modifications shall describe the proposed modifications and shall fix a time and place for a hearing by the board thereon. The board shall not order any modifications except after publication of the resolution proposing the modifications as provided in Section 36417.