| Chapter | Description |
|---|---|
| Introduction | Table of Contents and Administrative History |
| 0400-01 | Office of the Commissioner |
| 0400-02 | Division of State Parks and Division of Natural Areas |
| 0400-03 | Repealed |
| 0400-04 | Repealed |
| 0400-05 | Repealed |
| 0400-06 | Division of Natural Areas |
| 0400-07 | Division of Geology |
| 0400-08 | Repealed |
| 0400-09 | Division of Archaeology |
| 0400-10 | Division of Solid Waste Management (Administrative) |
| 0400-11 | Division of Solid Waste Management (Solid Waste Program) |
| 0400-12 | Division of Solid Waste Management (Hazardous Waste Program) |
| 0400-13 | Division of Solid Waste Management |
| 0400-14 | Reserved |
| 0400-15 | Division of Remediation |
| 0400-16 through 0400-17 |
Reserved |
| 0400-18 | Division of Petroleum Underground Storage Tanks |
| 0400-19 | Reserved |
| 0400-20 | Division of Radiological Health |
| 0400-21 through 0400-29 |
Reserved |
| 0400-30 | Division of Air Pollution Control (Transferred from chapter 1200-03-17, which was repealed) |
| 0400-31 through 0400-39 |
Reserved |
| 0400-40 | Water Resources (WPC) |
| 0400-41 | Water Resources (Surface Mining) |
| 0400-42 | Water Resources (Surface Mining) |
| 0400-43 | Water Resources (Mineral Test Holes) |
| 0400-44 | Water Resources (Abandoned Mine Lands Reclamation) |
| 0400-45 | Water Resources (Water Supply) |
| 0400-46 | Water Resources (State Revolving Fund Program) |
| 0400-47 | Reserved |
| 0400-48 | Water Resources (Groundwater Protection) |
| 0400-49 | Water Resources (Water and Wastewater Operator Certification) |
| 0400-50 | Reserved |
| 0400-51 | Oil and Gas Program (Terms) (Transferred from 1040-01-01) |
| 0400-52 | Oil and Gas Program (Drilling, Re-Entering, Plugging and Abandoning Exploratory Oil and Gas Wells) (Transferred from 1040-02) |
| 0400-53 | Oil and Gas Program (Testing and Completing Wells For Production) (Transferred from 1040-03) |
| 0400-54 | Oil and Gas Program (Production) (Transferred from 1040-04) |
| 0400-55 | Oil and Gas Program (Unitization) (Transferred from 1040-05-01) |
| 0400-56 | Oil and Gas Program (Administrative Procedures) (Transferred from 1040-06) |
| 0400-57 | (Oil and Gas Program (Forms) (Transferred from 1040-07-01) |
| 0400-58 | Oil and Gas Program (NGPA Processing) (Transferred from 1040-08-01) |
| 0400-60 | Office of Energy Programs |
| 0400-70 | Tennessee Historical Commission |