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City of Erlanger Building/Zoning Dept. 305 Commonwealth Ave. Erlanger, KY 41018 Phone:  (859) 727-7992 Fax:  (859) 727-7944 Office Hours Monday-Friday 8am – 5pm


If you have questions regarding HVAC codes, installation or permit applications, please contact Mark Stewart: or call 859.727.7992

Affidavit of Assurance – need form

Affidavit for Geothermal Inspections – need form

Method of payment: we accept cash, checks made payable to “Boone County Fiscal Court” or Credit Cards (except for American Express)

Water Heater Permits and Inspections are obtained through the Kentucky Division of Plumbing’s office at 859–341-8228, or their website: