11530. Delivery of Securities Called for Redemption or Which Are Deemed Worthless
(a) Securities Called for Redemption
A certificate of stock or a bond shall cease to be a good delivery upon publication of notice of call for redemption, except when an entire issue is called for redemption and except against transactions in "called stock" or "called bonds" dealt in specifically as such.
(b) Securities Deemed Worthless
(1) In contracts for securities where a public announcement or publication of general circu