[F1Notches]E+W
20.—(1) Construction of F2...notches on an existing impoundment.
(2) For the purposes of this paragraph, the specific conditions are—
(a)the construction does not affect the structural integrity of the existing impoundment,
(b)construction of the notches does not change the water level in the main river by more than 20cm upstream or downstream from the existing structure,
(c)the existing impoundment is located on a main river with a width of no more than 5 metres measured between the top of each bank,
(d)the construction does not adversely affect the banks or established bed of the main river, and
(e)the notch is no more than 0.6 metre in width.
Textual Amendments
F1Sch. 3 Pt. 4 para. 20 heading substituted (7.1.2019) by The Environmental Protection (Miscellaneous Amendments) (England and Wales) Regulations 2018 (S.I. 2018/1227), regs. 2(1), 4(3)(a)
F2Words in Sch. 3 Pt. 4 para. 20(1) omitted (7.1.2019) by virtue of The Environmental Protection (Miscellaneous Amendments) (England and Wales) Regulations 2018 (S.I. 2018/1227), regs. 2(1), 4(3)(b)