MDA To Expand Roll Out Of HIP Service To All Homes

For further details on the latest government announcement please see:tml

About MDA

MDA provides advanced information solutions that capture and process vastamounts of data, produce essential information, and improve the decisionmaking and operational performance of business and government organizationsworldwide.

Focused on markets and customers with strong repeat business potential,MDA delivers a broad spectrum of earth and space based information solutions,ranging from complex operational systems, to tailored information services, toelectronic information products.

MDA employs more than 3,000 people in locations across the United States,the United Kingdom, and Canada. The Company's common shares trade on theToronto Stock Exchange under the symbol TSX:MDA.

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This release contains forward-looking statements and information, whichreflect the current view of MacDonald, Dettwiler and Associates Ltd. withrespect to future events and financial performance. Any such forward-lookingstatements are subject to risks and uncertainties and MDA's actual results ofoperations could differ materially from historical results or currentexpectations. Additional information on these and other potential factors thatcould affect MDA's financial results are detailed in documents filed from timeto time with the applicable Canadian securities regulatory authorities.

    The Toronto Stock Exchange has neither approved nor disapproved the form    or content of this release.

For further information

Wendy Keyzer, MDA External Relations, (604)231-2743,