Subchapter IV. Zoning Regulations; Board of Zoning Adjustment. § 6–641.01. Zoning Commission — Regulations; districts or zones. § 6–641.01a. Multifamily residential covenants void. § 6–641.02. Zoning regulations — Purpose. § 6–641.03. Zoning regulations — Existing regulations continued; public hearing on amendments required; notice. § 6–641.04. Zoning regulations — Vote required for amendment. § 6–641.05. Zoning regulations — Proposed regulations or amendments; public hearing; notice; National Capital Planning Commission. § 6–641.06. Permissible maximum height of buildings. § 6–641.06a. Nonconforming use. § 6–641.07. Board of Zoning Adjustment. § 6–641.08. Maps and regulations of Zoning Commission to be filed; regulations to be published. § 6–641.09. Building permits; certificates of occupancy. § 6–641.10. Enforcement of zoning regulations. § 6–641.11. Construction. § 6–641.12. Definitions. § 6–641.13. Appropriations authorized; compensation. § 6–641.14. Laws repealed. § 6–641.15. Federal public buildings excepted from this subchapter.