Article 6Gas supply standard
1
The F1Secretary of State shall require F2natural gas undertakings to take measures to ensure the gas supply to protected customers in each of the following cases:
a
extreme temperatures during a 7-day peak period occurring with a statistical probability of once in 20 years;
b
any period of 30 days of exceptionally high gas demand, occurring with a statistical probability of once in 20 years;
c
for a period of 30 days in the case of disruption of the single largest gas infrastructure under average winter conditions.
F3...
The F1Secretary of State shall identify the natural gas undertakings referred to in the first subparagraph of this paragraph and shall specify them in the preventive action plan.
Any new non-market-based measures envisaged to ensure the gas supply standard shall comply with the procedure established in F4Article 9(4) and (5).
F5Compliance with the obligation laid down in the first subparagraph F6may be through the implementation of energy efficiency measures or by replacing the gas with a different source of energy, inter alia, renewable energy sources, to the extent that the same level of protection is achieved.
2
Any increased gas supply standard beyond the 30-day period referred to in points (b) and (c) of paragraph 1 or any additional obligation imposed for reasons of security of gas supply shall be based on the risk assessment, shall be reflected in the preventive action plan and shall:
a
comply with Article 8(1);
F7b
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F7c
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3
After the expiry of the periods laid down by the F10Secretary of State in accordance with paragraphs 1 and 2, or under more severe conditions than those laid down in paragraph 1, the F10Secretary of State and natural gas undertakings shall endeavour to maintain, as far as possible, the gas supply, in particular to protected customers.
4
The obligations imposed on natural gas undertakings for the fulfilment of the gas supply standards laid down in this Article shall be non-discriminatory and shall not impose an undue burden on those undertakings.
F115
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