| Chapter 1. Environmental Controls. |
| Chapter 1A. District Department of the Environment. |
| Chapter 1B. District of Columbia Office of Energy. |
| Chapter 2. Drainage of Lots. |
| Chapter 2A. Lead-Hazard Prevention and Elimination. |
| Chapter 3. Weeds and Plant Diseases. |
| Chapter 4. Pesticide Operations. |
| Chapter 5. Manufacture, Renovation, and Sale of Mattresses. |
| Chapter 6. Privies. |
| Chapter 6A. Brownfield Revitalization. |
| Chapter 6B. Urban Forest Preservation. |
| Chapter 6C. Uniform Environmental Covenants. |
