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General Operating Permits

Applying for a general permit to cover air issues for an industrial site. General permits have uniform conditions that cover all sites in a defined class.

Tools for Experts: GOP Links

HOT September 26, 2025: Request for Public Comments and Hearing Announcement on Air Curtain Incinerator General Operating Permit 518

The Texas Commission on Environmental Quality (TCEQ) is proposing the renewal and revision of the Air Curtain Incinerator (ACI) General Operating Permit (GOP) Number 518. TCEQ is providing an opportunity for public comment and notice of comment hearing (hearing) on the draft ACI GOP Number 518. The draft GOP contains revisions based on recent federal rule changes, which include updates to the Statement of Basis, the requirements tables, and updates to the terms. This renewal also corrects typographical errors and updates language for administrative preferences.

Current permit holders will be required to submit an application for a new authorization to operate (ATO) no later than 90 days from the GOP’s renewal date, if any of the emission units, applicability determinations, or the basis for the applicability determinations are affected by the revisions in the renewed GOP. If the revisions in the GOP do not affect your site, a new ATO is not required.

Draft Air Curtain Incinerator GOP 518

The commission will hold a hybrid virtual and in-person public hearing in Austin, Texas on October 27, 2025, at 2:00 p.m. in Building F, room 2210, at the commission’s central office located at 12100 Park 35 Circle. The hearing will be structured for the receipt of oral or written comments by interested persons. Open discussion will not be permitted during the hearing; however, commission staff members will be available to discuss the draft GOP 30 minutes prior to the hearing.

Written comments may be submitted to Gwen Ricco, Office of Legal Services, MC 205, P.O. Box 13087, Austin, Texas 78711-3087, or faxed to fax4808@tceq.texas.gov. Electronic comments may be submitted at: https://tceq.commentinput.com . File size restrictions may apply to comments being submitted via the TCEQ Public Comment system. All comments should reference Non-Rule Project Number 2024-044-OTH-NR.

Persons who have special communication or other accommodation needs who are planning to attend the hearing should contact 1-800-RELAY-TX (TDD). Requests should be made as far in advance as possible.

The comment period closes at 11:59 p.m. on October 27, 2025.

If you have questions regarding the draft GOP or the public hearing, please contact Katy Montgomery at 512-239-4017. Si desea información en Español, puede llamar al 800-687-4040.

HOT February 28, 2025: Request for Public Comments and Hearing Announcement on Oil and Gas General Operating Permits 511, 512, 513, and 514

The Texas Commission on Environmental Quality (TCEQ) is proposing the renewal and revision of the Oil and Gas (O&G) General Operating Permits (GOPs) Numbers 511, 512, 513, and 514. TCEQ is providing an opportunity for public comment and notice of comment hearing (hearing) on the draft O&G GOPs Numbers 511, 512, 513, and 514. The draft GOPs contain revisions based on recent federal and state rule changes, which include updates to the Statement of Basis, the Periodic Monitoring, the requirements tables, the addition of new requirements tables, and updates to the terms. This renewal also corrects typographical errors and updates language for administrative preferences.

Current permit holders will be required to submit an application for a new authorization to operate (ATO) no later than 90 days from the GOPs’ renewal date, if any of the emission units, applicability determinations, or the basis for the applicability determinations are affected by the revisions in the renewed GOPs. If the revisions in the GOPs do not affect your site, a new ATO is not required.

Draft Oil and Gas GOPs 511, 512, 513, and 514

The commission will hold a hybrid virtual and in-person public hearing in Austin, Texas on March 31, 2025, at 2:00 p.m. in Building F, room 2210, at the commission’s central office located at 12100 Park 35 Circle. The hearing will be structured for the receipt of oral or written comments by interested persons. Open discussion will not be permitted during the hearing; however, commission staff members will be available to discuss the draft GOPs 30 minutes prior to the hearing.

Written comments may be submitted to Gwen Ricco, Office of Legal Services, MC 205, P.O. Box 13087, Austin, Texas 78711-3087, or faxed to fax4808@tceq.texas.gov. Electronic comments may be submitted at: https://tceq.commentinput.com/ . File size restrictions may apply to comments being submitted via the TCEQ Public Comment system. All comments should reference Non-Rule Project Number 2024-021-OTH-NR.

Persons who have special communication or other accommodation needs who are planning to attend the hearing should contact 1-800-RELAY-TX (TDD). Requests should be made as far in advance as possible.

The comment period closes March 31, 2025.

If you have questions regarding the draft GOPs, or the public hearing please contact Ms. Stephanie Heath at 512-239-5654. Si desea información en Español, puede llamar al 800-687-4040.

April 30, 2021: Renewal and Revision of Air Curtain Incinerator General Operating Permit Number 518

The Texas Commission on Environmental Quality (TCEQ) issued renewed and revised General Operating Permit (GOP) Number 518, effective April 30, 2021. The renewed and revised GOP was proposed on December 4, 2020, and the public comment period closed on January 7, 2021. No comments were received. Current permit holders are required to submit an application for a new authorization to operate (ATO) no later than July 29, 2021 if any of the emission units, applicability determinations, or the basis for the applicability determinations are affected by the revisions in the renewed GOP. If the revisions in the GOP do not affect your site, a new ATO is not required. If you have questions about your permit, please contact the Air Permits Division.

February 1, 2021: Revisions to Oil and Gas General Operating Permits Numbers 511, 512, 513, and 514

The Texas Commission on Environmental Quality (TCEQ) issued revised Oil and Gas General Operating Permits (GOPs) Numbers 511, 512, 513, and 514. The revised GOPs were proposed on November 13, 2020, and the public comment period closed on December 16, 2020. One positive comment was received. Please refer to the Statements of Basis for these permits for a detailed description of the revisions and the comment.

Current permit holders are required to submit an application for a new authorization to operate (ATO), if any of the emission units, applicability determinations, or the basis for the applicability determinations are affected by the revisions in the GOPs. If the revisions in the GOPs do not affect your site, a new ATO is not required.

October 15, 2020: The TCEQ issued renewals to Oil and Gas GOPs 511, 512, 513, and 514. The renewed GOPs were proposed on April 24, 2020, and the public comment period closed on May 27, 2020. Six written comments were received. Please refer to the Statement of Basis for these permits for a more detailed description of the revisions and responses to these comments.

Current permit holders are required to submit an application for a new authorization to operate (ATO), if any of the emission units, applicability determinations, or the basis for the applicability determinations are affected by the revisions in the renewed GOPs. If the revisions in the GOPs do not affect your site, a new ATO is not required.

Any person affected by this action may petition the U.S. Environmental Protection Agency to make an objection; petitions must be filed no later than December 14, 2020.

Air GOP No. 511: Oil and Gas General Operating Permit Information and documentation pertaining to Air Oil and Gas General Operating Permit No. 511.

Air GOP No. 512: Oil and Gas General Operating Permit Information and documentation pertaining to Air Oil and Gas General Operating Permit No. 512.

Air GOP No. 513: Oil and Gas General Operating Permit Information and documentation pertaining to Air Oil and Gas General Operating Permit No. 513.

Air GOP No. 514: Oil and Gas General Operating Permit Information and documentation pertaining to Air Oil and Gas General Operating Permit No. 514.

Air GOP No. 517: Municipal Solid Waste Landfill General Operating Permit Information and documentation pertaining to Air Municipal Solid Waste Landfill General Operating Permit No. 517.

Air GOP No. 518: Air Curtain Incinerator General Operating Permit Information and documentation pertaining to Air Curtain Incinerator General Operating Permit No. 518.

Air Permits Awareness Initiative: Expiration and Renewal of Title V Permits Information and documentation pertaining to all air permits awareness initiative.

Assistance for Applicants Revising or Renewing a General Operating Permit Provides aid to permit holders, and attached documents have been designed to provide assistance for applicants revising or renewing a GOP.

Find an Application’s Notices and Letters Learn how to use the Commissioners’ Integrated Database to find an application’s public notices and other correspondence.

General Operating Permit (GOP) Information and documentation pertaining to all Air General Operating Permits.

Title 30 TAC Chapter 122 GOP Procedural Requirements Index page with links to each General Operating Permits, providing language and necessary forms and guidance.

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