Chapter 121 - Drainage Improvement Districts Generally
- Subchapter 1 - General Provisions
- Subchapter 2 - District Establishment
- Subchapter 3 - Board of Commissioners
- Subchapter 4 - District Operation Generally
- Subchapter 5 - Subdistricts
- Subchapter 6 - Forming Maintenance Districts Within Original Districts
- Subchapter 7 - Annexing Certain Benefited Lands to District
- Subchapter 8 - Construction and Maintenance Generally
- Subchapter 9 - Cleaning Public Drains
- Subchapter 10 - Dissolution or Abolition of Districts
- Subchapter 11 - Drainage Districts