Cal. Health and Safety Code § 33641.5

(a) As used in this section: (1) “Collateral” means any revenues, moneys, accounts receivable, contracts rights, and other rights to payment of whatever kind or other property subject to the pledge provided for or created in a pledge document. (2) “Pledge document” means the resolution, indenture, trust agreement, loan agreement, lease, installment sale agreement, reimbursement agreement, pledge agreement, or similar agreement in which the pledge is provided for or created. (3) “Pledge” means a committment of, by the grant of a lien on and a security interest in, the collateral referred to in a pledge document. (b) A pledge of collateral by a redevelopment agency to secure, directly or indirectly, the payment of the principal or redemption price of, or interest on, any bonds, or any reimbursement agreement with any provider of credit to bonds, which is issued by or entered into by an agency shall be valid and binding in accordance with the terms of the pledge document from the time the pledge is made for the benefit of pledgees and successors thereto. The collateral shall immediately be subject to the pledge, and the pledge shall constitute a lien and security interest which immediately shall attach to the collateral and be effective, binding, and enforceable against the pledgor, its successors, purchasers of the collateral, creditors, and all others asserting the rights therein, to the extent set forth, and in accordance with, the pledge document irrespective of whether those parties have notice of the pledge and without the need for any physical delivery, recordation, filing, or further act.