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Do you need a permit to replace a water heater in Columbus?

Yes. Columbus requires a permit to replace a water heater1.

Last checked

On this page
  1. Which permits you need
  2. Limits and conditions in Columbus's rule
  3. Who can apply
  4. Water heater permit fees in Columbus
  5. Inspections
  6. Ohio law that applies
  7. Who to ask
  8. Water heater permit rules in other cities
  9. Sources

Yes

Columbus's rule

“Replace a hot water tank…”1

City of Columbus, Department of Building and Zoning Services, p. 1, Requires a permit, but not plan review

Which permits you need

PermitRequired whenThe city’s wording
Plumbing permitWater heater replacement (minor work permit)Water Heater Replacement X X X…2

Limits and conditions in Columbus's rule

Each limit sits next to the sentence it comes from; the conditions in that sentence are part of the rule.

RuleValueThe city’s wording
Like-for-like replacement exempt?NoReplace a hot water tank…1

Who can apply

  • Owner-occupant of existing single-family home may get MEP permit3
  • Otherwise licensed contractor4

Water heater permit fees in Columbus

Fee lines as Columbus's schedule states them. A minimum or base fee is not the whole price when the line says the fee grows with project value.

FeeTypeAs the schedule states it
Minor Work Permit - Electrical, Mechanical, or Plumbing only (1, 2, and 3 Family)Flat feeMinor Work Permit - Electrical, Mechanical, or Plumbing only. Must be on the Approved Minor Work Permit List (includes 1 inspection) $1405

All of Columbus's fee lines are on the Columbus permit page.

Inspections

  1. One inspection (minor work permit)3

Ohio law that applies

Who to ask

City of Columbus Department of Building and Zoning Services (BZS)6

Building permits

Address
111 N Front Street, Columbus, Ohio 43215
1
Hours
Monday-Friday 9:00 a.m.-4:00 p.m., City holidays excluded1
Inspections
Online via Citizen Access Portal or automated phone line (614) 645-8235, until midnight for next business day8

Water heater permit rules in other cities

Rules differ from city to city. Compare Columbus with 18 other cities on the national water heater permit guide, or go straight to one:

Sources

  1. Typical Residential ProjectsCity of Columbus, Department of Building and Zoning ServicesRevised March 2026Checked November 7, 2026
  2. Approved Minor Work Permit ListCity of Columbus, Department of Building and Zoning ServicesRevised March 2019Checked November 6, 2026
  3. BZS Frequently Asked QuestionsCity of Columbus, Department of Building and Zoning ServicesChecked November 7, 2026
  4. Mechanical, Electrical, and Plumbing Permit Homeowner's AffidavitCity of Columbus, Department of Building and Zoning ServicesRevised March 2026Checked November 7, 2026
  5. 2026 Combined Development Related Fee ScheduleCity of Columbus, Department of Building and Zoning ServicesPublished 2026Checked November 7, 2026
  6. Building & Zoning ServicesCity of Columbus, Department of Building and Zoning ServicesChecked November 7, 2026
  7. BZS Contact SheetCity of Columbus, Department of Building and Zoning ServicesRevised March 2026Checked November 6, 2026
  8. Building InspectionsCity of Columbus, Department of Building and Zoning ServicesChecked November 7, 2026