18 CFR § 284.122 - Transportation by intrastate pipelines.
(a) Subject to paragraph (d) of this section, other provisions of this subpart, and the applicable conditions of Subpart A of this part, any intrastate pipeline may, without prior Commission approval, transport natural gas on behalf of:
(1) Any interstate pipeline; or
(2) Any local distribution company served by an interstate pipeline.
(1) The interstate pipeline or local distribution company has physical custody of and transports the natural gas at some point; or
(2) The interstate pipeline or local distribution company holds title to the natural gas at some point, which may occur prior to, during, or after the time that the gas is being transported by the intrastate pipeline, for a purpose related to its status and functions as an interstate pipeline or its status and functions as a local distribution company.