4. Article 3 applies to the following railway assets, namely—
(a)any network, station or light maintenance depot, the operator of which immediately before the coming into force of this article was a person other than—
(i)the Board,
(ii)a subsidiary of the Board,
(iii)London Regional Transport, or
(iv)a subsidiary of London Regional Transport;
(b)the network consisting of—
(i)the railway line running from the junction between Westferry Station and West India Quay Station, through Poplar Station, to the western end of Beckton Station in London,
(ii)the railway line running from the junction situated between Gallions Reach Station and Beckton Station on the line mentioned in sub-paragraph (i) above to the light maintenance depot at Armada Way, London E6, and
(iii)any installations associated with any of the track comprised in the lines mentioned in sub-paragraphs (i) and (ii) above;
(c)the following stations associated with the network mentioned in paragraph (b) above, namely Blackwall, East India, Royal Victoria, Prince Regent, Royal Albert, Beckton Park, Cyprus, Gallions Reach and Beckton;
(d)the light maintenance depot at Armada Way, London E6;
(e)the network consisting of—
(i)the stretch of railway line running for a distance of 2000 metres (or thereabouts) northwards from the southern end of Altrincham Station in Greater Manchester, on which no railway passenger services were provided immediately before the coming into force of this article other than by Greater Manchester Metro Limited, and
(ii)any installations associated with any of the track comprised in that line;
(f)the network consisting of—
(i)the railway line running between the northern end of Asfordby Tunnel in Leicestershire and Edwalton in Nottinghamshire, and
(ii)any installations associated with any of the track comprised in that line;
(g)any light maintenance depot associated with the network mentioned in paragraph (f) above;
(h)the network consisting of—
(i)the railway line running between West Hoathly Station and the northern end of Kingscote Station in West Sussex, and
(ii)any installations associated with any of the track comprised in that line;
(j)West Hoathly Station and Kingscote Station in West Sussex;
(k)the network consisting of—
(i)the railway line running from Greet Tunnel in Gloucestershire westwards for a distance of 2000 metres (or thereabouts), including the track loop at the western end of that line, and
(ii)any installations associated with any of the track comprised in that line;
(l)any network, station or light maintenance depot comprised in the Channel Tunnel system;
(m)the light maintenance depots listed in Schedule 1;
(n)the networks comprised in the railway goods terminals listed in Parts I and II of Schedule 2;
(o)any network, station or light maintenance depot which—
(i)is situated on premises used for the purposes of an industrial undertaking (other than an undertaking consisting in the operation of a light maintenance depot) or an undertaking engaged in the generation of electrical energy,
(ii)forms part of a mine or quarry for the purposes of the Mines and Quarries Act 1954, or
(iii)is used solely in connection with the carrying out of any building works;
(p)any network which—
(i)is situated on premises used as or for the purposes of a museum, amusement park, funfair or other place of public recreation or entertainment, and
(ii)is not connected to any other network;
(q)any network which—
(i)is situated within the grounds of a dwelling house, and
(ii)is not connected to any other network;
(r)any station or light maintenance depot which—
(i)is situated on any such premises as are mentioned in paragraph (p)(i) above, or within the grounds of a dwelling house, and
(ii)is not used in connection with the provision of any railway passenger services other than services provided wholly on those premises or within those grounds;
(s)any network which is not used for or in connection with the operation of trains other than trains used to convey apparatus for the purpose of making films;
(t)(i)any network or light maintenance depot where none of the track comprised in that network or light maintenance depot is capable of supporting vehicles of a gauge of 1435 millimetres, and
(ii)any station where none of the track comprised in that station or with which that station is associated is capable of supporting vehicles of that gauge;
(u)any train being used—
(i)on a specified network, so long as the licence exemption with respect to that network has not been revoked pursuant to article 3(2);
(ii)on a network for the purpose of coupling any items of rolling stock to, or uncoupling any items of rolling stock from, that train, or of marshalling or shunting the rolling stock comprising that train, preparatory or incidental to, or consequential on, using the train on a specified network, so long as the licence exemption with respect to that network has not been revoked pursuant to article 3(2);
(iii)on a network for a purpose preparatory or incidental to, or consequential on, the provision of light maintenance services at a specified light maintenance depot, so long as the licence exemption with respect to that light maintenance depot has not been revoked pursuant to article 3(2); or
(iv)on a network which is situated within a harbour or harbour area.