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The Official Website of the Massachusetts Department of Revenue

Division of Local Services Gateway

DLS Gateway
Please correct the following error(s):

    An Application Error Has Occurred


    Error number: 9999
    Please note the above Error Number, date and time when this problem occurred.
    Call customer service, with these details, for further support. The contact information is given below:
    Please email DLS Gateway Support for assistance: DLSGateway@dor.state.ma.us

    Error Information

    • Exception Type: NullReferenceException
    • Occurred in: Controller = Landing, Action = Index
    • Error Message: Object reference not set to an instance of an object.