(1) A natural gas transmission pipeline company may file an application encompassing all or a part of one or more proposed pipelines. The beginning and ending points of a pipeline must be specified in the application and must be verified by the commission in its determination of need. The application must include all structures and maintenance and access roads required to be constructed. The applicant may include metering and compressor stations and other facilities directly related to the transportation of natural gas which will serve the pipeline.
(2) The width of the corridor may be the width of the pipeline right-of-way or wider, but may not exceed 1/3 mile. After the property interests required for the pipeline right-of-way have been acquired by the applicant, the boundaries of the corridor shall be narrowed to include only that land within pipeline right-of-way. The corridor must be specified in the application, in amendments to the application filed pursuant to s. 403.9413, and in notices of acceptance of alternate corridors filed by an applicant and the department pursuant to s. 403.9412. 
