3. The substances or articles authorised for deposit at sea include—U.K.
(a)iron and steel, copper and aluminium;
(b)stone and rock;
(c)concrete;
(d)sand and gravel;
(e)timber;
(f)plastic and synthetics;
(g)marine coatings; and
(h)material extracted from within the offshore Order limits.
Commencement Information
I1Sch. 8 Pt. 1 para. 3 in force at 19.6.2020, see art. 1