Market Regulation Services - Trading Halt - Tyler Resources Inc. - TYS

May 22, 2007


    VANCOUVER, May 22 /CNW/ - The following issues have been halted by Market
Regulation Services (RS):

    Issuer Name: Tyler Resources Inc.
    TSX-V Ticker Symbol: TYS
    Time of Halt: 09:08 EST
    Reason for Halt: Company Request Pending News

For further information:

For further information: Market Regulation Services Inc., (416)
646-7299