Texas & Regulations

Do I need to call 811 before installing a shed in Texas?

3 min readUpdated October 2026Answered by Eagle Ridge
The Short Answer

Most likely not. A portable shed is delivered and set level on blocks or gravel without any digging, so there is nothing underground to hit. The 811 call is about digging, not about sheds. The Railroad Commission of Texas requires it before you dig deeper than 16 inches, and Texas811 tells homeowners to call two business days ahead of any digging.

It becomes worth a call when you add something that breaks ground: a poured slab with deep edges, footings, post holes, or a trench for power or water. The call is free.

Why it matters

The 811 system exists to keep people from hitting buried gas, electric, water, or communication lines while they dig. A shed that sits on top of the ground does not threaten any of them. But projects around a shed sometimes do involve digging, such as a concrete pad, a trench to run electricity to a workshop, a new fence, or a sprinkler line.

Utility companies mark their own lines for free after you call. Texas811 notes that lines on your side of the meter, such as water and sewer lines, sprinklers, or the power line to a detached garage, are often not marked by the utilities, and the property owner is responsible for locating those before digging. The sources differ a little (the state rule starts at 16 inches, Texas811 says call for any digging), so when in doubt, call. It costs nothing.

Real examples

Portable shed on blocks or gravel

Delivered and leveled on top of the ground with no digging. In this case there is usually nothing to call about.

Poured concrete pad

Forming a slab with deeper edges can pass the 16-inch mark. Call 811 before the crew digs, at least two business days ahead.

Power or water trench to the shed

Running utilities means a trench. Call 811 for the utility lines, and remember your own private lines may still be unmarked.

Common mistakes

  • Assuming a shed project never involves diggingThe shed itself may not, but a new pad, power run, fence, or sprinkler line in the same project might. Plan the call around the whole project, not just the building.
  • Calling the same day you digThe call has to come at least two business days ahead, not counting weekends and holidays. Calling late can stall a crew that is already scheduled.
  • Assuming every line gets markedUtility locators generally mark their own lines, not private ones past the meter. Sprinkler, water, sewer, and detached-building power lines are your responsibility to find.

Related questions

Sources

  1. Railroad Commission of Texas – Pipeline damage prevention program
  2. Texas811 – Call Before You Dig utility safety FAQ
  3. Texas811 – Homeowner FAQs

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