11520. Delivery of Mutilated Securities

(a) A mutilated security shall not be a good delivery until appropriately authenticated by the trustee, registrar, transfer agent, or issuer.

(b) The delivery of a bond which bears a coupon which has been mutilated as to the bond number or signature or which bears a coupon which has been canceled in error shall not be good delivery unless an appropriate endorsement by an official authorized by paragraph (c) of this Rule, in the form required by the Committee, shall have been placed on the reverse of the coupon.

(c) The endorsement shall be signed on behalf of the obligor by an officer thereof or, under authorization from the obligor, on behalf of the corporate trustee or paying agent by a duly authorized officer thereof or other person authorized to sign on behalf thereof.