Section 11831 Of Article 4. Reserve Funds From California Water Code >> Division 6. >> Part 3. >> Chapter 9. >> Article 4.

. Any proceedings authorizing the issuance of bonds and providing for the setting up of a reserve fund may also require the immediate application of all surplus money in the revenue fund to the retirement of such bonds prior to maturity, by call or purchase, in such manner and upon such terms and the payment of such premiums as may be deemed advisable in the judgment of the department.