26.—(1) This article applies to any dredging activity carried on in connection with a harbour.
(2) This article is subject to conditions 1 to 3.
(3) Condition 1 is that the activity—
(a)involves the dredged material being contained within a secure structure and transported for deposit other than at the place of dredging; or
(b)involves the use of plough dredging as part of a dredging operation in respect of which any other dredging falls within sub-paragraph (a).
(4) Condition 2 is that the activity is authorised by or under, and carried out in accordance with—
(a)any local Act; or
(b)any order under section 14 or 16 of the Harbours Act 1964.
(5) Condition 3 is that the activity is approved by the Scottish Ministers before it is carried on.