Sir Don Ryder was asked to undertake an enquiry into the position of the company, and his report was presented to the government in April 1975. Following Ryder's recommendations, the organisation was drastically restructured and the Labour Government created a new holding company, "British Leyland Limited" (BL), of which it was the major shareholder, effectively nationalising the company. Between 1975 and 1980, these shares were vested in the National Enterprise Board which had responsibility for managing this investment. The original seven divisions of the company were now reorganised into four: