4.—(1) This article sets out what is to be regarded as international aviation and international shipping for the purposes of section 30(1) of the Climate Change Act 2008.
(2) International aviation consists of—
(a)the whole of any flight which—
(i)begins at an aerodrome in the United Kingdom and ends at an aerodrome outside the United Kingdom, or
(ii)begins at an aerodrome outside the United Kingdom and ends at an aerodrome in the United Kingdom,
regardless of whether the flight includes one or more interim stops at aerodromes in the United Kingdom; and
(b)the whole of any flight which begins and ends at aerodromes outside the United Kingdom.
(3) International shipping consists of the whole of any navigation by ship which—
(a)begins at a harbour in the United Kingdom and ends at a harbour outside the United Kingdom;
(b)begins at a harbour outside the United Kingdom and ends at a harbour in the United Kingdom; or
(c)begins and ends at harbours outside the United Kingdom.
(4) In this article—
“aerodrome” means any area of land or water designed, equipped, set apart or commonly used for affording facilities for the landing and departure of aircraft and includes any area or space, whether on the ground, on the roof of a building or elsewhere, which is designed, equipped or set apart for affording facilities for the landing and departure of aircraft capable of descending or climbing vertically;
“harbour” includes estuaries, navigable rivers, piers, jetties and other works in or at which ships can obtain shelter or ship and unship goods or passengers; and
“ship” includes every description of vessel used in navigation.