Notice 581
November 13, 2008


Exchange Trading Floor - Early Closing Schedule for November 28, 2008 and December 24, 2008

Please be advised that the Exchange will close trading floor markets earlier on Friday, November 28th and Wednesday, December 24, 2008, the business day after Thanksgiving and Christmas Eve. The following early contract closing schedule will be implemented:

NYMEX DIVISION


Commodity
Closing Range
November 28, 2008
Closing Range
December 24, 2008
Palladium Futures
11:58 AM - 12:00 PM
11:58 AM - 12:00 PM
Platinum Futures and Options
12:03 PM - 12:05 PM
12:08 PM - 12:10 PM
Propane Futures
*12:08 PM - 12:10 PM
12:13 PM - 12:15 PM
Heating Oil Futures and Options
*1:28 PM - 01:30 PM
1:28 PM - 01:30 PM
New York Harbor RBOB Gasoline Futures & Options
*1:28 PM - 01:30 PM
1:28 PM - 01:30 PM
Light, Sweet Crude Oil Futures and Options
1:28 PM - 01:30 PM
1:28 PM - 01:30 PM
Henry Hub Natural Gas Futures and Options
1:28 PM - 01:30 PM
**1:28 PM - 01:30 PM
RBOB & Heating Oil Crack Options
1:28 PM - 01:30 PM
1:28 PM - 01:30 PM
Calendar Spread Options
1:28 PM - 01:30 PM
1:28 PM - 01:30 PM
Average Price Options (APO)
1:28 PM - 01:30 PM
1:28 PM - 01:30 PM


*Last trading day – Half hour close 1:00 pm to 1:30 pm
**Last Trading Day Spot Month – Option Expiration Procedure

COMEX DIVISION

Commodity
Closing Range
November 28, 2008
Closing Range
December 24, 2008
Aluminum Futures and Options
12:14 PM - 12:15 PM
12:14 PM - 12:15 PM
Copper Futures and Options
11:59 AM - 12:00 PM
11:59 AM - 12:00 PM
Silver Futures and Options
12:24 PM - 12:25 PM
12:24 PM - 12:25 PM
Gold Futures and Options
12:29 PM - 12:30 PM
12:29 PM - 12:30 PM


The NYMEX and COMEX Trade Processing Area's will close at 3:30 p.m. The COMEX Division will accept C.M. EFP's until 3:30 p.m. The allocation system within TMS for both divisions; will be available until 5:15 p.m. In the event that you require additional time to process work, or have questions regarding early close procedures, please call Rob Stasi 299-2067, Joe Vanderberg 299-2058 or Marcia Beckford.

For issues with CME Globex®, please contact the CME Globex® Control Center at 312-456-2391.

Should you have any questions or require any further information, please contact ExchangeInformation@cmegroup.com.