1. (a) Applications to obtain or amend a certificate of convenience and necessity (CCN) must include the following mapping information:

   1. (1) a general location map identifying the requested area in reference to the nearest county boundary, city, or town;
   2. (2) a detailed map identifying the requested area in reference to verifiable man-made and natural landmarks, such as roads, rivers, and railroads;

   3. (3) one of the following for the requested area:

      1. (A) a metes and bounds survey sealed or embossed by either a licensed state land surveyor or a registered professional land surveyor;
      2. (B) a recorded plat; or
      3. (C) GIS data in a shapefile (SHP) format georeferenced in either NAD 83 Texas State Plane Coordinate System (US Feet) or in NAD 83 Texas Statewide Mapping System (Meters). The GIS data must include a single, continuous polygon record; and
   4. (4) if applicable, maps identifying any facilities for production, transmission, or distribution of services, customers, or area currently being served outside the certificated service area. Facilities must be identified on subdivision plats, engineering planning maps, or other large scale maps. Color coding may be used to distinguish the types of facilities identified. The location of any such facility must be described with such exactness that the facility can be located "on the ground" from the map and may be identified in reference to verifiable man-made and natural landmarks where necessary to show its actual location.
   5. (5) For any application or request for relief that requires the applicant to submit mapping information in accordance with paragraphs (1) - (3) of this subsection, the applicant must also provide a written and signed attestation confirming that the representative responsible for creating the mapping information has reviewed the commission's online mapping resources on the commission's CCN Mapping Resources webpage, including all video files. The attestation must be in the following format: "I, {name}, serve as {employment title} of {applicant name}. I am responsible for creating mapping information required for this application. Before submitting mapping information in conjunction with the application, I reviewed the online mapping resources on the Public Utility Commission's CCN Mapping Resources webpage, including all video files."
2. (b) All maps must be filed under §22.71 of this title (relating to Filing of Pleadings, Documents and Other Materials) and §22.72 of this title (relating to Formal Requisites of Pleadings and Documents to be Filed with the Commission).

Source Note:The provisions of this §24.257 adopted to be effective October 17, 2018, 43 TexReg 6826; amended to be effective July 30, 2025, 50 TexReg 4417.