Section 35428 Of Chapter 3. Bonds, Acquisitions And Improvements From California Streets And Highways Code >> Division 18. >> Part 4. >> Chapter 3.

. When the acquisitions and improvements have been accomplished, any unexpended bond proceeds shall be placed in any fund for the payment or securing of the principal and interest of the bonds, or may be used to pay the cost of additional acquisitions or improvements for the district, and expenses incidental thereto, pursuant to change and modification proceedings.