Knoxville Bathroom Remodel Permits 2026
Knoxville bathroom remodel permit fees, plan review, and required inspections for 2026.
Knoxville Bathroom Remodel permit basics
- Building department: City of Knoxville Plans Review and Inspections
- Department URL: https://www.knoxvilletn.gov/government/city_departments_offices/plans_review_inspections
- Permit fee typical: $150 - $900 permit fee
- Plan review + approval: generally 2 to 5 business days for residential inspections
- Inspections required: 3-5 inspections (rough plumbing, rough electrical, framing, final)
Knoxville Bathroom Remodel common issues
Ventilation requirements (50 CFM minimum), GFCI placement, waterproofing in showers (tile + grout no longer accepted as waterproof).
Knoxville-specific permitting context
Knoxville's Plans Review and Inspections division runs online permitting at permits.knoxvilletn.gov, with a separate WebPermits system for scheduling and checking inspections. Work inside city limits goes through the city while surrounding areas fall under Knox County Codes Administration, so verifying jurisdiction before pulling a permit is essential.
Climate factors: A humid subtropical climate moderated by the East Tennessee valley, with hot humid summers, mild winters, and heavy spring rains that drive HVAC, drainage, and foundation work.
Tennessee licensing for Bathroom Remodel contractors
Tennessee Board for Licensing Contractors - required: $250 + exam + financial statement. Board: https://www.tn.gov/commerce/regboards/contractor.html.
Mechanics lien deadline in Tennessee: 90 days from last work. Preliminary notice: Notice of Nonpayment required for liens by non-prime contractors.
Knoxville Bathroom Remodel sales tax
Tennessee sales tax: 7% + local (~9.5% combined avg, highest base in US). Real property labor exempt. Tennessee has some of the highest combined state+local sales tax rates in the US.
Verify with the Tennessee Department of Revenue.
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