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During the late 1990s, its strategic role was eroded by the Cabinet Office's Central IT Unit (CITU - created by Michael Heseltine in November 1995), and in 2000 CCTA was fully subsumed into the Office of Government Commerce (OGC).
The Office of Government Commerce (OGC) is part of the Efficiency and Reform Group of the Cabinet Office, a department of the Government of the United Kingdom.