Nadex Delists is Unemployment Rate Economic Event Event contracts and Deletes from its Rulebook Previously Delisted Products

Pursuant to Section 5c(c)(1) of the Commodity Exchange Act, and Commission Regulation §40.6(a), Nadex delists its Unemployment Rate Economic Event Event contracts, set forth in Rule 12.81, corrects a numbering error in the US 500 Event Contract and AUD/USD Event Contract (Rules 12.91 and 12.97), and updates the account opening procedures for entities (Rule 3.1). Finally, Nadex deletes from its Rulebook all previously delisted products and adjusts the numbering of the remaining Rules to group by product. These rule amendments will be effective for the start of business on trading day Monday, March 14, 2011.