| Originating Department: | Risk Management |
| Company Circular No: | LCH.Clearnet Ltd Circular No. 2550 |
| Service Circular No: | LIFFE No. 719 |
| Date: | 27 November 2009 |
| To: | All LIFFE Clearing Members |
1. LCH.Clearnet Ltd has, after consultation with LIFFE, revised the London SPAN parameters as marked in bold and italic on the attached document.
2. Changes have been made to Liffe Commodities contracts.
3. The changes will be going live on Thursday 03 December 2009 and will be reflected in margin calls on Friday 4 December 2009.
4. This circular supersedes circular number LCH.Clearnet Ltd/ 2546 : LIFFE/ 718 dated 24 November 2009.
5. Details of the current London SPAN Parameters, for all LIFFE contracts, can be found on the LCH.Clearnet website (www.lchclearnet.com) under Risk Management > Ltd > Margin rate circulars.
6. Members seeking further information in relation to this Circular should contact one of the following:
| LCH.Clearnet Ltd | Risk Operations | 020 7426 7520 |
| LIFFE | NYSE Liffe Clearing | 020 7379 2824 |
Christopher Jones
Director and Head of Risk Management