Davidson County (Nashville) Commercial Mechanical & HVAC Systems Permit Calculator
Official fee schedule logic based on Metro Nashville Code Title 16. Includes plan review fees, technology surcharges, and prerequisite contractor bond rules.
- AHJ Authority
- Metro Nashville Codes Administration
- Enforced Ordinance
- Metro Nashville Code Title 16
- Plan Check SLA
- 12 - 18 Business Days
- Surety Bond Required
- $10,000
Davidson County (Nashville) Commercial Permit Fee Estimator
Tier Valuation Formula: $1,665 base fee + $3.80 per $1,000 above $250,000 valuation.
Mandatory Contractor Prerequisites & Submittal Checklist
Davidson County (Nashville) AHJ RequirementsContractor Surety License Bond
Davidson County (Nashville) requires an active $10,000 Tennessee Licensed Contractor Bond on file prior to plan submittal.
Commercial COI Liability ($1M+)
Minimum $1.0M General Liability COI naming Davidson County (Nashville) Building Dept as Certificate Holder.
Commercial Mechanical & HVAC Systems Submittal Rules in Davidson County (Nashville)
Specialized trade submittals for Commercial Mechanical & HVAC Systems in Davidson County (Nashville), Tennessee are administered by Metro Nashville Codes Administration. Permits are required prior to installing, extending, replacing, or altering any mechanical, electrical, plumbing, structural, or life-safety infrastructure under Metro Nashville Code Title 16.
Intake review for Commercial Mechanical & HVAC Systems requires verified trade licensing, minimum contractor general liability COI filings ($1,000,000+), and compliance with enforced regional code editions (2018 International Building Code with Metro Nashville Amendments.).
Mandatory Submittal Plan Documents & PE Engineering Stamps
Plans submitted to Metro Nashville Codes Administration for Commercial Mechanical & HVAC Systems must include scaled engineering drawings and specifications:
- MEP Mechanical Load Calculations
- COMcheck Energy Compliance Form
Inspection Sequence for Commercial Mechanical & HVAC Systems
Work performed under a Commercial Mechanical & HVAC Systems permit in Davidson County (Nashville) requires mandatory rough-in and final field inspections. Rough-in inspections must be conducted and signed off by the municipal inspector prior to covering or concealing any piping, ductwork, structural framing, or electrical conductors. Final inspection and system testing are required for building certificate of completion issuance.
Metro Nashville Codes Administration Official Building Department
800 2nd Ave S, Nashville, TN 37210 | Phone: (615) 862-6500