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Transmission Lines and Eminent Domain in Texas

The ERCOT transmission buildout is moving new corridors across large parts of Texas. Unlike most projects, the route is decided in a public proceeding before any land is acquired.

Fig. — Transmission corridor and structure placementNot to scale

The Texas transmission buildout

Load growth and generation build have driven a large expansion of the ERCOT transmission system, including planning for 765 kV lines and substantial new capacity serving the Permian Basin. New corridors are being routed across West and Central Texas ranch and farm land.

Routing at the Public Utility Commission

Transmission routing is decided in a proceeding at the Public Utility Commission of Texas before acquisition begins. Landowners along the proposed alternatives can participate in that proceeding.

This is the stage where the corridor can still move

Once a route is approved, negotiation is about terms and price on that route. Participation in the routing case is the point at which the alignment itself is still in play.

What a transmission easement takes

A transmission easement is wider than a distribution easement and usually carries taller structures, a maintained clear width, permanent access rights and restrictions on what may be built or grown beneath the conductors.

Property impact

  • Structure locations and how they sit relative to fields, pens and roads.
  • The maintained clear width and what it removes.
  • Access roads built and used for construction and maintenance.
  • Effect on aerial application over cropland.
  • Building sites and future subdivision foreclosed beneath the line.
  • What a buyer pays for a tract with a transmission corridor across it.

Structures and clearances

The height and type of structure, the span between them and the number that land on your property all change how the corridor is experienced and how the remainder can be used. These are practical details worth confirming from the drawings rather than the cover letter.

Related property types

What kind of land is affected?

Start with your situation

Where are you in the process?

Related resources

Read next

More Texas resources are on the way. New guides publish every week.

Common questions

About transmission lines

Can I influence where a transmission line goes?

Routing is decided at the Public Utility Commission before acquisition begins, and landowners along the alternatives can participate in that proceeding.

How wide is a transmission easement?

Wider than a distribution easement, and the maintained clear width matters as much as the nominal figure. Confirm both from the document.

Can I farm under the line?

Ordinary cultivation is often permitted while structures, tall equipment and tree planting usually are not. Aerial application is a separate practical question.

Will they build a road across my land?

Permanent access rights for construction and maintenance are standard. Where the route runs and who maintains it are negotiable terms.

Next step

Understand Your Property Situation

Participate in the routing case if the line is not yet approved.

Get Help Understanding Your Situation
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