California Code, Water Code - WAT § 8617

(a) Provide, without cost to the United States, all lands, easements, and rights-of-way necessary for the construction of the project under the adopted flood control plan, except as otherwise provided in that certain act passed by the Congress of the United States, approved June 22, 1936, and entitled “An act authorizing the construction of certain public works on rivers and harbors for flood control and other purposes” (Public Law No. 738, Seventy-fourth Congress).

(b) Hold and save the United States free from damage due to the construction works.

(c) Maintain and operate all the works after completion in accordance with regulations prescribed by the Secretary of Defense.

(d) Promise, agree, do, or perform any or all other things required or necessary under the provisions of the act of Congress approved June 22, 1936, or any acts amending or adding to that act, now or hereafter adopted.