| PART 1. TEXAS COMMISSION ON ENVIRONMENTAL QUALITY |
| CHAPTER 1. PURPOSE OF RULES, GENERAL PROVISIONS |
| CHAPTER 3. DEFINITIONS |
| CHAPTER 5. ADVISORY COMMITTEES AND GROUPS |
| CHAPTER 7. MEMORANDA OF UNDERSTANDING |
| CHAPTER 9. TRAINING AND EMPLOYEE PROGRAMS |
| CHAPTER 10. COMMISSION MEETINGS |
| CHAPTER 11. CONTRACTS |
| CHAPTER 12. PAYMENT OF FEES |
| CHAPTER 14. GRANTS |
| CHAPTER 15. FLEET VEHICLE MANAGEMENT |
| CHAPTER 17. TAX RELIEF FOR PROPERTY USED FOR ENVIRONMENTAL PROTECTION |
| CHAPTER 18. VOTER-APPROVAL TAX RELIEF FOR POLLUTION CONTROL REQUIREMENTS |
| CHAPTER 19. ELECTRONIC REPORTING; ELECTRONIC TRANSMISSION OF INFORMATION BY COMMISSION |
| CHAPTER 20. RULEMAKING |
| CHAPTER 21. WATER QUALITY FEES |
| CHAPTER 25. ENVIRONMENTAL TESTING LABORATORY ACCREDITATION AND CERTIFICATION |
| CHAPTER 30. OCCUPATIONAL LICENSES AND REGISTRATIONS |
| CHAPTER 33. CONSOLIDATED PERMIT PROCESSING |
| CHAPTER 35. EMERGENCY AND TEMPORARY ORDERS AND PERMITS; TEMPORARY SUSPENSION OR AMENDMENT OF PERMIT CONDITIONS |
| CHAPTER 37. FINANCIAL ASSURANCE |
| CHAPTER 39. PUBLIC NOTICE |
| CHAPTER 40. ALTERNATIVE DISPUTE RESOLUTION PROCEDURE |
| CHAPTER 50. ACTION ON APPLICATIONS AND OTHER AUTHORIZATIONS |
| CHAPTER 55. REQUESTS FOR RECONSIDERATION AND CONTESTED CASE HEARINGS; PUBLIC COMMENT |
| CHAPTER 60. COMPLIANCE HISTORY |
| CHAPTER 70. ENFORCEMENT |
| CHAPTER 80. CONTESTED CASE HEARINGS |
| CHAPTER 86. SPECIAL PROVISIONS FOR CONTESTED CASE HEARINGS |
| CHAPTER 90. INNOVATIVE PROGRAMS |
| CHAPTER 91. ALTERNATIVE PUBLIC NOTICE AND PUBLIC PARTICIPATION REQUIREMENTS FOR SPECIFIC DESIGNATED FACILITIES |
| CHAPTER 101. GENERAL AIR QUALITY RULES |
| CHAPTER 106. PERMITS BY RULE |
| CHAPTER 111. CONTROL OF AIR POLLUTION FROM VISIBLE EMISSIONS AND PARTICULATE MATTER |
| CHAPTER 112. CONTROL OF AIR POLLUTION FROM SULFUR COMPOUNDS |
| CHAPTER 113. STANDARDS OF PERFORMANCE FOR HAZARDOUS AIR POLLUTANTS AND FOR DESIGNATED FACILITIES AND POLLUTANTS |
| CHAPTER 114. CONTROL OF AIR POLLUTION FROM MOTOR VEHICLES |
| CHAPTER 115. CONTROL OF AIR POLLUTION FROM VOLATILE ORGANIC COMPOUNDS |
| CHAPTER 116. CONTROL OF AIR POLLUTION BY PERMITS FOR NEW CONSTRUCTION OR MODIFICATION |
| CHAPTER 117. CONTROL OF AIR POLLUTION FROM NITROGEN COMPOUNDS |
| CHAPTER 118. CONTROL OF AIR POLLUTION EPISODES |
| CHAPTER 122. FEDERAL OPERATING PERMITS PROGRAM |
| CHAPTER 205. GENERAL PERMITS FOR WASTE DISCHARGES |
| CHAPTER 210. USE OF RECLAIMED WATER |
| CHAPTER 213. EDWARDS AQUIFER |
| CHAPTER 214. SECONDARY CONTAINMENT REQUIREMENTS FOR UNDERGROUND STORAGE TANK SYSTEMS LOCATED OVER CERTAIN AQUIFERS |
| CHAPTER 216. WATER QUALITY PERFORMANCE STANDARDS FOR URBAN DEVELOPMENT |
| CHAPTER 217. DESIGN CRITERIA FOR DOMESTIC WASTEWATER SYSTEMS |
| CHAPTER 218. BRINE EVAPORATION PITS |
| CHAPTER 220. REGIONAL ASSESSMENTS OF WATER QUALITY |
| CHAPTER 222. SUBSURFACE AREA DRIP DISPERSAL SYSTEMS |
| CHAPTER 230. GROUNDWATER AVAILABILITY CERTIFICATION FOR PLATTING |
| CHAPTER 279. WATER QUALITY CERTIFICATION |
| CHAPTER 281. APPLICATIONS PROCESSING |
| CHAPTER 285. ON-SITE SEWAGE FACILITIES |
| CHAPTER 288. WATER CONSERVATION PLANS, DROUGHT CONTINGENCY PLANS, GUIDELINES AND REQUIREMENTS |
| CHAPTER 290. PUBLIC DRINKING WATER |
| CHAPTER 291. UTILITY REGULATIONS |
| CHAPTER 292. SPECIAL REQUIREMENTS FOR CERTAIN DISTRICTS AND AUTHORITIES |
| CHAPTER 293. WATER DISTRICTS |
| CHAPTER 294. PRIORITY GROUNDWATER MANAGEMENT AREAS |
| CHAPTER 295. WATER RIGHTS, PROCEDURAL |
| CHAPTER 297. WATER RIGHTS, SUBSTANTIVE |
| CHAPTER 298. ENVIRONMENTAL FLOW STANDARDS FOR SURFACE WATER |
| CHAPTER 299. DAMS AND RESERVOIRS |
| CHAPTER 301. LEVEE IMPROVEMENT DISTRICTS, DISTRICT PLANS OF RECLAMATION, AND LEVEES AND OTHER IMPROVEMENTS |
| CHAPTER 303. OPERATION OF THE RIO GRANDE |
| CHAPTER 304. WATERMASTER OPERATIONS |
| CHAPTER 305. CONSOLIDATED PERMITS |
| CHAPTER 307. TEXAS SURFACE WATER QUALITY STANDARDS |
| CHAPTER 309. DOMESTIC WASTEWATER EFFLUENT LIMITATION AND PLANT SITING |
| CHAPTER 311. WATERSHED PROTECTION RULES |
| CHAPTER 312. SLUDGE USE, DISPOSAL, AND TRANSPORTATION |
| CHAPTER 317. DESIGN CRITERIA PRIOR TO 2008 |
| CHAPTER 318. MARINE SEAWATER DESALINATION DISCHARGES |
| CHAPTER 319. GENERAL REGULATIONS INCORPORATED INTO PERMITS |
| CHAPTER 321. CONTROL OF CERTAIN ACTIVITIES BY RULE |
| CHAPTER 323. WASTE DISPOSAL APPROVALS |
| CHAPTER 324. USED OIL STANDARDS |
| CHAPTER 325. HAZARDOUS SUBSTANCES INVENTORY |
| CHAPTER 326. MEDICAL WASTE MANAGEMENT |
| CHAPTER 327. SPILL PREVENTION AND CONTROL |
| CHAPTER 328. WASTE MINIMIZATION AND RECYCLING |
| CHAPTER 329. DRILLED OR MINED SHAFTS |
| CHAPTER 330. MUNICIPAL SOLID WASTE |
| CHAPTER 331. UNDERGROUND INJECTION CONTROL |
| CHAPTER 332. COMPOSTING |
| CHAPTER 333. BROWNFIELDS INITIATIVES |
| CHAPTER 334. UNDERGROUND AND ABOVEGROUND STORAGE TANKS |
| CHAPTER 335. INDUSTRIAL SOLID WASTE AND MUNICIPAL HAZARDOUS WASTE |
| CHAPTER 336. RADIOACTIVE SUBSTANCE RULES |
| CHAPTER 337. DRY CLEANER ENVIRONMENTAL RESPONSE |
| CHAPTER 338. ABOVEGROUND STORAGE VESSEL SAFETY PROGRAM |
| CHAPTER 342. REGULATION OF CERTAIN AGGREGATE PRODUCTION OPERATIONS |
| CHAPTER 344. LANDSCAPE IRRIGATION |
| CHAPTER 350. TEXAS RISK REDUCTION PROGRAM |
| CHAPTER 351. REGIONALIZATION |
| CHAPTER 352. COAL COMBUSTION RESIDUALS WASTE MANAGEMENT |