4. The substances or articles authorised for deposit associated with the completion of the construction, maintenance and operational activities described in item 3, sub paragraph (1) (a) and (b) above include—E+W+S
(a)Silt, algal growth and biota;
(b)Stone, rock and concrete;
(c)Grout and sealant material; and
(d)any other material of substance to the extent its effects have been considered within the environmental statement.
Commencement Information
I1Sch. 13 para. 4 in force at 29.12.2022, see art. 1