STOCK CLEARING CORPORATION IMPORTANT CUSIP Planning Memorandum #15 January 20, 1972 B1433 TO: CLEARING MEMBERS, ASSOCIATE MEMBERS, AND NON-MEMBER BANKS ATTENTION: MANAGING PARTNER/OFFICER/CASHIER/DATA PROCESSING MANAGEMENT AND EXECUTIVES RESPONSIBLE FOR CONVERSION TO CUSIP NUMBERING SYSTEM SUBJECT: CUSIP IMPLEMENTATION BOND CLEARANCE & BOND COMPARISON The CUSIP Numbering system will be implemented on all Bond Output Data created this Friday, January 21, 1972. CUSIP Numbers will be provided on the following Bond Clearance and Bond Comparison documents: Exhibit 1. Bond Deliver Balance Order Regular Way & CHC Looking at the attached Exhibit (1), you will note that the REGULAR WAY/Balance Ticket has no "Issue Date," Conversely, the CHC-CHQ/Comparison Ticket is identifiable by the "Issue Date," as well as the CHCCHQ caption in the "Settlement Price" portion of the Balance Ticket. The SCC Bond Code will be printed temporarily in the third line of print as illustrated in Exhibit 1 at least until April 1, 1972. SCC will provide CUSIP Numbers in the Bond Balance Cards (Exhibit 2) for trades beginning on January 19th. And, as shown in this layout, SCC will continue to punch SCC Bond Codes until at least April 1, 1972. Please review the areas in your operation where these documents are used to determine how the inclusion of CUSIP Numbers will facilitate your conversion to the CUSIP Numbering system. In particular, the newly revised Bond Balance Cards (Exhibit 2) may have a significant effect on your data processing programs and plans. As previously announced, SCC will make CUSIP mandatory for all Clearing Corporation input and output on April 1, 1972. SCC may at any time after April 1, 1972 discontinue printing and punching SCC Bond Codes on these forms and cards. Please forward this Planning Memorandum to the person responsible for the implementation of CUSIP in your organization. Inquiries concerning CUSIP Implementation should be directed to Mr. D. Farrell, 623-7609. David Fuchs Vice President Clearance & Settlement |