Chapter 3 - Mechanics, Materialmen, and Contractors (Subchapter I to Subchapter IV)
- Subchapter I - General (Section 40-301.01 to Section 40-301.03)
- Subchapter II - Subcontractor's Lien (Section 40-303.01 to Section 40-303.20a)
- Subchapter III - Wharves and Lots (Section 40-305.01)
- Subchapter IV - Artisan's Lien (Section 40-307.01 to Section 40-307.03)