sentences:  The DHSS was largely replaced by two new Departments, the Department of Health and the Department of Social Care, with some Social Security functions transferring to the Isle of Man Treasury.The original Department of Health and Social Security was formed by the merger of the Health Services Board and the Board of Social Security in 1986.Its first CEO was Ken Tomlinson who was replaced on 2 June 2003 by David Killip, who was formerly the CEO of the Department of Home Affairs.