Cal. Pub. Util. Code § 29271

If defaced, mutilated, or partially destroyed, any bond, note, coupon, or other evidence of indebtedness may be reissued in the form and tenor of the defaced or partially destroyed bond, note, coupon, or other evidence of indebtedness, to the bearer, or if registered, to the registered holder, at his expense, on surrender of the defaced or partially destroyed bond, note, coupon, or other evidence of indebtedness, and on such other conditions as the resolution authorizing the reissuance may provide.