42. A notice of determination of a reference by a sewerage undertaker under Chapter 3 of Part 4 of the Water Industry Act 1991 (trade effluent)(1).
1991 c.56. Relevant amendments to Chapter III were made by the Environment Act 1995 (c.25), the Merchant Shipping Act 1995 (c.21), the Pollution Prevention and Control Act 1999 (c.24), the Water Act 2003 (c.37), S.I. 2000/1973 and S.I. 2007/3538.