Section 6351 Of Article 2.5. Additional Stockton Port District Bonds From California Harbors And Navigation Code >> Division 8. >> Part 4. >> Chapter 4. >> Article 2.5.

. Surplus revenues in the operation fund may be deposited either in the interest fund or the sinking fund, but money allocated to the interest fund or the sinking fund shall not be transferred to any other fund or used for any other purpose than the payment of the bonds and the interest thereon so long as the bonds are outstanding.