Section 29223 Of Article 4. Refunding Bonds From California Public Utilities Code >> Division 10. >> Part 2. >> Chapter 8. >> Article 4.

. The treasurer shall keep a record of bonds, notes, or other evidences of indebtedness redeemed, and report the redemption to the board. At the end of each month in which there has been a redemption, a report thereof shall be made accompanied by the bonds, notes, or other evidence of indebtedness which have been taken up and canceled or by a certificate of their destruction by any bank or trust company appointed by the board as fiscal agent or paying agent for such bonds, notes, or other evidences of indebtedness and authorized to destroy bonds, notes, or coupons, or other evidence of indebtedness upon payment thereof.