3. The Control of Pollution (Exemption of Certain Discharges from Control) (Variation) Order 1986((1)) shall be varied as follows:–
(a)in article 3 (transitional provisions) for the word “water” there shall be substituted the words “river purification”; and
(b)in article 4 (transitional provisions) for the words “a water authority” there shall be substituted the words “an islands council”.