Chapter 91 - PROVISIONS GENERALLY APPLICABLE
- Subchapter A - GENERAL PROVISIONS (§§ 91.001 — 91.003)
- Subchapter B - DUTIES RELATING TO OIL AND GAS WELLS (§§ 91.011 — 91.020)
- Subchapter C - STANDARD GAS MEASUREMENT (§§ 91.051 — 91.062)
- Subchapter D - PREVENTION OF POLLUTION (§§ 91.101 — 91.117)
- Subchapter E - BOOKS, RECORDS, AND REPORTS (§§ 91.141 — 91.143)
- Subchapter F - UNDERGROUND NATURAL GAS STORAGE AND CONSERVATION (§§ 91.171 — 91.184)
- Subchapter G - UNDERGROUND HYDROCARBON STORAGE (§§ 91.201 — 91.207)
- Subchapter H - UNDERGROUND STORAGE FACILITIES FOR NATURAL GAS (§§ 91.251 — 91.264)
- Subchapter J - PAYMENT FOR PROCEEDS OF SALE (§§ 91.401 — 91.408)
- Subchapter K - SALTWATER DISPOSAL PITS (§§ 91.451 — 91.459)
- Subchapter L - ROYALTY REPORTING STANDARDS (§§ 91.5001 — 91.507)
- Subchapter M - ELECTRIC LOGS (§§ 91.551 — 91.556)
- Subchapter N - OIL AND GAS HAZARDOUS WASTE (§§ 91.601 — 91.605)
- Subchapter O - RAILROAD COMMISSION VOLUNTARY CLEANUP PROGRAM (§§ 91.651 — 91.661)
- Subchapter P - CERTIFICATE OF COMPLIANCE (§§ 91.701 — 91.707)
- Subchapter Q - NOTICE OF PERMIT FOR CERTAIN OIL AND GAS OPERATIONS (§§ 91.751 — 91.755)
- Subchapter R - AUTHORIZATION FOR MULTIPLE OR ALTERNATIVE USES OF WELLS (§§ 91.801 — 91.802)
- Subchapter S - DISCLOSURE OF COMPOSITION OF HYDRAULIC FRACTURING FLUIDS (§ 91.851)
- Subchapter T - SALTWATER PIPELINES (§§ 91.901 — 91.905)