| Originating department: | Risk Management |
| Company Circular No: | LCH.Clearnet Ltd Circular No 2207 |
| Service Circular No: | EquityClear/EDX 092 |
| Date: | 30 October 2007 |
| To: | All EquityClear/EDX London Members |
Margin Rate Changes
LCH.Clearnet Ltd has, after consultation with EDX London Limited (EDX), revised the margin parameters as marked in bold and italic on the attached document. The new rates will be effective as of Tuesday 6 November 2007, and consequently reflected in the first intra-day margin run on that day.
Amendments have been made to Fixed Income Contracts.
This circular supersedes LCH.Clearnet Ltd Circular No 2197: EquityClear/EDX 091 dated 17 October 2007.
Details of the current OMS - II Parameters, for all EDX contracts, can be found on the LCH.Clearnet website (www.lchclearnet.com) under Risk Management > Ltd > Margin rate circulars > EDX. Alternatively details can also be found using the BOPC system.
Members seeking further information in relation to this circular should contact the following:
LCH.Clearnet Ltd Risk Operations 020 7426 7520
Christopher Jones
Director, and Head of Risk Management






