...engage in transportation under this part, over or by means of such additional or extended pipeline, unless and until there shall first have been obtained...certificate that the present or future public convenience and necessity requires or will require the construction, operation, or construction and operation,...

...engage in transportation under this part, over or by means of such additional or extended pipeline, unless and until there shall first have been obtained...certificate that the present or future public convenience and necessity requires or will require the construction, operation, or construction and operation,...

...general session of the legislature of the State or ~ ' States through which the line extends, and 90 "(2) there shall first have been obtained from the Commission...that the present or future public " * convenience and necessity permit of such abandonment.". 25 (b) The second sentence of section 1 (20) of the Inter.....

...extension thereof, or shall engage in transmission over or by means of such additional or extended line, unless and until there shall first have been obtained...certificate that the present or future public convenience and necessity requires or will require the construction, or operation, or construction and operation,...

...Communications Act of 1934: "No carrier shall undertake the construction of a new... (facility)... unless and until there shall first have been obtained...certificate that the present or future public convenience and necessity require or will require. . . (the facility) .... " 17 / The licensing process was relatively...

...carrier by railroad ... shall undertake the extension of its line ... unless and until there snail first have been obtained from the Commission a certificate that the present or future public convenience and necessity require or will require (the)... operation ..." 49 USC I 1(18). Section 207 of Part II...

...extension thereof, or shall engage in transmission over or by means of such additional or extended line, unless and until there shall first have been obtained...certificate that the present or future public convenience and necessity require or will require the construction, or operation, or construction and operation,...

...section. No carrier shall discontinue, reduce, or impair service to a community, or part of a community, unless and until there shall first have been obtained from the Commission a certificate that neither the present nor future public convenience and necessity will be adversely affected thereby...

...just and reasonable without unjust or unreasonable discrimination (Sections 201 (a) and 202) d. obtain from the Commission a certificate that the present or future public convenience and necessity require construction and operation - of a new line or any extension of a line (Sec. 214)...

...section. No carrier shall discontinue, reduce, or impair service to a community, or part of a community, unless and until there shall first have been obtained from the Commission a certificate that neither the present nor future public convenience and necessity will be adversely affected thereby...