18 C.F.R. § 284.262
For purposes of this subpart:
Emergency means:
(4) A situation in which the participant, in good faith, determines that immediate action is required or is reasonably anticipated to be required for protection of life or health or for maintenance of physical property.
Emergency does not mean any situation resulting from a failure by any person to transport natural gas under subpart B, C, or G of this part.
Projected level of service means the level of gas volumes to be delivered by the company for each customer and additional gas volumes needed by a customer due solely to a weather-induced increase in requirements.
Emergency natural gas means natural gas sold, transported, or exchanged in an emergency natural gas transaction.
Emergency natural gas transaction means the sale, transportation, or exchange of natural gas (including the construction and operation of necessary facilities) conducted pursuant to this subpart, that is:
Emergency facilities means any facilities necessary to alleviate the emergency within the time frame established in § 284.264(b). Participants can seek permanent authority to operate the emergency facilities either under the temporary certificate provisions of § 157.17 of this chapter or the prior notice provisions of § 157.208(b) of this chapter.
Participant means any first seller, interstate pipeline, intrastate pipeline, local distribution company or Hinshaw pipeline that participates in an emergency natural gas transaction under this subpart.
Recipient means:
Hinshaw pipeline means a pipeline that is exempt from the Natural Gas Act jurisdiction of the Commission by reason of section 1(c) of the Natural Gas Act.
[Order 603, 64 FR 26610, May 14, 1999]