sentences:  Initially investigating aviation accidents only, the TAIC's jurisdiction was extended in 1992 to cover railway accidents and later in 1995 to cover marine accidents.In May 2006, the Aviation Industry Association claimed too often the organisation did not find the true cause of accidents, after TAIC released the results of a second investigation into a fatal helicopter crash at Taumarunui in 2001.The Commission rejected the criticism, CEO Lois Hutchinson citing the results of a March 2003 audit by the International Civil Aviation Organization.