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Texas: Trace a change from filing to the affected account
Start with FERC: interstate and intrastate pipeline responsibilities. The table below links this decision to the represented gas companies in Texas. It does not establish service or supplier availability for every account.
Keep a tariff change record
Record issuing utility, docket or filing reference, affected schedule, approval status, effective date and the first service period affected. Compare the approved sheet with the account’s actual classification.
Treat branding and enrollment separately
A company acquisition or a renamed program does not by itself establish a new price, automatic contract cancellation or eligibility at another utility. Retain customer notices and confirm the legal company and effective service rules.
Texas utility application
| Gas service company | Schedule and implementation evidence | Primary reference |
|---|---|---|
| Atmos Energy West Texas | Gas operating division, incorporated/unincorporated jurisdiction and commercial class | Official program / tariff |
| Atmos Energy Mid-Tex | Gas operating division, incorporated/unincorporated jurisdiction and commercial class | Official program / tariff |
| Texas Gas Service | Gas operating division, incorporated/unincorporated jurisdiction and commercial class | Official program / tariff |
| Corpus Christi Gas | City commercial gas schedule | Official program / tariff |
| CenterPoint Energy Houston gas | Gas operating division, incorporated/unincorporated jurisdiction and commercial class | Official program / tariff |
| CenterPoint Energy South Texas gas | Gas operating division, incorporated/unincorporated jurisdiction and commercial class | Official program / tariff |
| CPS Energy | Commercial sales schedule or a separate transportation Service Agreement | Official program / tariff |
Atmos Energy West Texas: the program detail behind this decision
Texas electricity shopping rules do not establish natural-gas supplier choice. Gas service depends on the distributor, rate jurisdiction and tariff. A transportation arrangement must be qualified for the account; compare it with the actual utility commercial sales alternative and account for the remaining delivery obligations. Program Texas; Texas Rrc Tariffs.
Apply the evidence to an account file
Match a proposed or approved change to Gas operating division, incorporated/unincorporated jurisdiction and commercial class. Reopen the effective company reference and confirm Transportation agreement, capacity, balancing and the utility’s accepted supplier arrangements instead of importing a rule from another service company.
A change log with an explicit implementation gate
Use a row for the company, source URL, document type, schedule, status, approval date, effective date, affected accounts and action owner. A proposed sheet can inform a sensitivity scenario while remaining outside the effective budget. After approval, verify the final sheet rather than assuming the requested amount survived. For an ownership change, attach the service notice and identify any separate legacy rate areas. Retain the prior reference for earlier billing periods so corrections can be checked against the right rules.
Turn the review into a calculation
Plan notice and enrollment milestones. The planner uses your calendar-day inputs and does not send notices or confirm a utility enrollment date.
Read the Texas utility guide for the wider service-company distinctions. Convert billed gas units using the bill’s heat-content factor when moving from volume to energy.
Sources and review notes
- FERC: interstate and intrastate pipeline responsibilities
- Railroad Commission of Texas Gas Services
- Corpus Gas
- CPS Energy: NGT transportation tariff attachment, effective February 2024
- Texas Rrc Tariffs
Reviewed October 16, 2026. Program information can change. Confirm the effective utility tariff, supplier availability and written offer before proceeding. Examples and planning tools are educational; they are not executable quotes or verified customer results.