| Originating department: | Risk Management |
| Company Circular No: | LCH.Clearnet Ltd Circular No 2222 |
| Service Circular No: | LCH EnClear 190 |
| Date: | 29 November 2007 |
| To: | All LCH EnClear Clearing Members |
Margin Rate Changes for EnClear Contracts
LCH.Clearnet Ltd has revised the London SPAN parameters as marked in bold and italic on the attached document. This circular supersedes circular LCH.Clearnet/ 2218; LCH EnClear / 188 dated 21 November 2007.
Changes have been made to ICE OTC contracts. These changes will take place with effect from close of business Wednesday 5 December 2007 and will be reflected in margin calls made on Thursday 6 December 2007.
etails of the current London SPAN Parameters, for all EnClear contracts, can be found on the LCH.Clearnet website (www.lchclearnet.com) under Risk Management > Ltd > Margin rate circulars.
For further information please contact the following:
| Risk Operations | 020 7426 7520 |
Christopher Jones
Director, and Head of Risk Management