4. The following classes or descriptions of licensable marine activity are prescribed—
(a)the deposit of a submarine cable within the Scottish marine area either in the sea or on or under the seabed from a vehicle, vessel, aircraft, marine structure or floating container, but only where such cable—
(i)exceeds 1853 metres in length; and
(ii)crosses the inter-tidal boundary;
(b)the deposit of any substance or object within the Scottish marine area either in the sea or on or under the seabed from—
(i)a vehicle, vessel, aircraft, or marine structure;
(ii)a container floating in the sea; or
(iii)a structure on land constructed or adapted wholly or mainly for the purpose of depositing solids in the sea,
for the purposes of reclaiming land, but only where the total area of land being reclaimed from the sea exceeds 10,000 square metres in extent;
(c)the construction of a bridge, causeway or walkway within the Scottish marine area either in or over the sea or on or under the seabed, but only where such bridge, causeway or walkway exceeds 50 metres in length;
(d)the construction of any works (with the exception of a renewable energy structure) within the Scottish marine area either in or over the sea or on or under the seabed, but only where the total area in which such works are to be located exceeds 1000 square metres in extent;
(e)the alteration or improvement of any works (with the exception of a renewable energy structure) within the Scottish marine area either in or over the sea or on or under the seabed by extending such works, but only where the total area in which such works, as extended, are to be located exceeds 1000 square metres in extent;
(f)the construction of a renewable energy structure within the Scottish marine area either in or over the sea or on or under the seabed, but only where the total area in which such structure is to be located exceeds 10,000 square metres in extent; and
(g)the alteration or improvement of a renewable energy structure within the Scottish marine area either in or over the sea or on or under the seabed by extending the structure, but only where the total area in which such structure, as extended, is to be located exceeds 10,000 square metres in extent.