1. LCH.Clearnet Ltd has set SPAN parameters, as highlighted in bold and italic in the attached document. The changes will take place with effect from close of business Thursday 6th April 2006 and will be reflected in margin calls made on Friday 7th April 2006. This circular supersedes circular LCH.Clearnet/ 1980; LCH IPE/ 318 dated 20 January 2006.
   
   
2. Changes have been made to ICE Futures contracts.
   
   
3. Details of the current London SPAN Parameters, for all ICE Futures contracts, can be found on the LCH.Clearnet Ltd website (www.lchclearnet.com) by selecting ‘Limited’. Details can then be found under the ‘Risk & Margining’ section. Alternatively, details of margin rates are available on TRS under option 3 by inputting $Margin.
   
   
4. For further information please contact the following:
   
   

   Risk Operations

   020 7426 7520

Andrew White
Director, Risk Policy