In preparation for the June 1, 2007 launch of the Dubai Mercantile Exchange Limited (DME), the Exchange will conduct two production tests. The first will be held on Saturday, May 12, 2007 from 10 am to 2 pm Eastern Daylight Time (New York time). The second will be held on May 19, 2007 and a separate communication for this test will be issued shortly.

The test on May 12 will provide customers of the DME with an opportunity to ensure the proper connectivity to DME Direct™ as well as offer a time to practice trading the DME products and test select functionality in a production trading environment. It is strongly suggested you make every effort to participate in this event.

Please note that DME Direct™ connectivity will be required for this session. If you do not have (or know if you have) DME Direct™ connectivity, please contact your clearing member for help.

Time of test:

Saturday, May 12, 2007
10 am to 2 pm Eastern Daylight Time (New York time).

Available systems and APIs:

• Trading
DMEDirect™ / NYMEX ClearPort® Trading

• Trade Submission
NYMEX ClearPort® Clearing (GUI and API)

• Trade Management:
NYMEX ClearPort® TMS: Trade Management functionality including eClerk

• APIs
NYMEX Cleared Trades API
NYMEX ClearPort® TMS Allocation API
NYMEX ClearPort® Clearing API

For more information please contact Third Party Services at 1-800-275-6215, Customer Service at 1-800-438-8616, or the DME at +971 (4) 3655 532 with any questions.