Article 12 Scope of exemption
(1)
Article 13 has effect where a public gas transporter arranges with any person (“the emergency shipper”) that—
(i)
in order to prevent or remedy a supply emergency that may arise after the making of the arrangements; or
(ii)
in order to remedy a supply emergency which exists at the time the arrangements are made,
the emergency shipper will, at the request of the public gas transporter, introduce gas into the pipe-line system operated by that transporter.
(2)
In this article “supply emergency” means an emergency endangering persons and arising from a loss of pressure in any pipe-line system (including part of any such system).