Environmental Rules in Louisville, KY (2026)
6 verified environmental rules for Louisville, Kentucky, sourced directly from the municipal code and official government pages.
Verified from official government sources
Stormwater Management
MSD holds exclusive jurisdiction over public storm drainage in Jefferson County, requires a permit before anyone alters storm sewers or drainage facilities, and funds the system through a mandatory storm drainage service charge.
Louisville Metro Stormwater Drainage Rules
Some RestrictionsLouisville Metro Code of Ordinances § 50.71(A)(2)
MSD shall monitor the design, operation, maintenance, inspection, construction and use of all storm sewers, storm drains and storm water facilities in the drainage service area. MSD shall have exclusive jurisdiction for the design and construction of public storm water facilities in the drainage service area and shall inspect, operate and maintain such facilities. (B) MSD shall have exclus...
Erosion Control
Louisville Metro requires a Metropolitan Sewer District site disturbance permit before any clearing, grading, or land-disturbing construction begins, under the Erosion Prevention and Sediment Control Ordinance.
Louisville Metro Grading and Drainage Permit Rules
Some RestrictionsLouisville Metro Code of Ordinances § 159.02(C)(1)
No land disturbing activity subject to the provisions of this chapter shall take place except in accordance with either: (a) An approved EPSC plan and a duly-issued site disturbance permit; or (b) An authorized general permit.
Flood Zones
Louisville Metro requires a floodplain permit from MSD before any development in the local regulatory floodplain, with new residences elevated to freeboard height.
Louisville Floodplain Development Permit Rules
Some RestrictionsLouisville Metro Code of Ordinances § 157.03(C)(1)-(2)(a)
No person shall begin development in the local regulatory floodplain unless and until a floodplain permit has been issued by the administering agency... The administering agency shall issue a floodplain permit for: Development, not including critical facilities, for use as a residence: Consisting of new construction or substantial improvement or repair of substantial damage where the lowest flo...
Boat Dock Permits
Docking in Waterfront Park's harbor or at the City Wharf requires a permit from the Waterfront Development Corporation, not a walk-up mooring.
Louisville Metro Boat Docking Permits
Some RestrictionsLouisville Metro Code of Ordinances §§ 98.02, 98.03
No person shall dock in the harbor in Waterfront Park without obtaining a permit from the Waterfront Development Corporation... The Waterfront Development Corporation shall have the authority to issue individual and general permits to the operators of boats to permit docking in the harbor and amphitheater docks. A fee schedule for docking permits may be established by the Waterfront Development...
Vehicle Idling Restrictions
Louisville Metro bans idling of heavy or medium trucks doing loading or unloading work within 100 feet of homes or residential zoning between 10 p.m. and 7 a.m., under the Land Development Code's operating-hours rule for nearby land uses.
Louisville Metro Truck Idling Restrictions
Some RestrictionsLouisville Metro Land Development Code, Ch. 4 Part 1, § 4.1.6(B)(2)
Loading Operations - No loading or unloading operations shall be conducted between the hours of 10:00 p.m. and 7:00 a.m. This restriction shall also be applicable to the idling of any heavy or medium trucks on the site for the purpose of conducting loading or unloading operations regardless of whether said activities have already occurred or are scheduled to occur in the future. 3. Ext...
Flood Elevation Requirements
Louisville Metro requires new and substantially improved buildings in the floodplain to have their lowest floor elevated to freeboard elevation: two feet above base flood elevation for homes, one foot for other structures.
Louisville Flood Elevation & Freeboard Rules
Some RestrictionsLouisville Metro Code of Ordinances § 157.03(C)(2)(a)1
The administering agency shall issue a floodplain permit for: (a) Development, not including critical facilities, for use as a residence: 1. Consisting of new construction or substantial improvement or repair of substantial damage where the lowest floor including the basement, if any, mechanical and utility equipment and ductwork is elevated at least to freeboard elevation, or...