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Lexington Bath Remodeling
Open bathroom wall in a Lexington home showing a relocated shower drain and new supply lines before the wall is closed

Do You Need a Permit for a Bathroom Remodel in Lexington, KY?

Lexington has two permit offices for bathroom work: the state for plumbing and LFUCG for building. Here is which jobs need which.

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Updated October 24, 2026 · Lexington Bath Remodeling

Quick answer

It depends on the work. Moving or adding a fixture, drain or waste opening needs a Kentucky state plumbing permit. Moving walls or adding a window or door needs an LFUCG building permit. Like-for-like swaps such as a new vanity, retiling in place or a same-spot tub usually need neither. We confirm the path for every job.

Why are there two permit offices for one bathroom?

Most homeowners expect one office to handle everything. In Lexington, bathroom work can touch two separate offices, and which one you need depends on what’s changing.

  • Plumbing permits come from the state. Kentucky’s Department of Housing, Buildings and Construction (its Division of Plumbing) issues them, not the city.
  • Building permits come from the city-county government. The LFUCG Division of Building Inspection handles structural work.

A simple bathroom update may need neither. A large remodel that moves a shower and takes out a wall may need both. Sorting that out is part of planning the job, and it’s something we do for every quote.

When does a bathroom remodel need a plumbing permit?

Kentucky’s plumbing rules draw a clear line. Moving or adding a fixture, drain or waste opening needs a plumbing permit. Repairing leaks or valves doesn’t.

In practice, that means these jobs usually need one:

  • Moving a toilet to the other side of the room
  • Shifting a shower drain to the center of a new shower floor
  • Adding a second sink to a vanity wall
  • Putting a shower where there wasn’t one before
  • Relocating a tub to open up floor space

And these usually don’t:

  • Fixing a dripping faucet or a leaking shower valve
  • Replacing a toilet on the same flange
  • Swapping a sink in place on the same drain

On a hired job, the state permit is pulled by a plumber who holds a Kentucky plumbing license, and it goes to the state, not the city. Kentucky does let homeowners permit plumbing work they personally do in the home they live in, but that option ends once someone else is doing the work.

When does a bathroom remodel need a building permit?

Building permits in Lexington come from the LFUCG Division of Building Inspection.

  • Address: 101 E. Vine St., Lexington, KY
  • Phone: (859) 258-3770
  • Applications: through the LFUCG Citizen Portal

Per the division’s residential remodeling guide, structural work needs a building permit. In a bathroom, that most often means:

  • Moving or removing a wall, for example to borrow space from a closet or hallway
  • Adding a window, such as a new window over a tub
  • Adding a door, such as a second entrance from a bedroom

If your project involves any of these, plan on a building permit in addition to whatever plumbing work is involved.

Which bathroom jobs usually need no permit?

Like-for-like work is the big category that typically doesn’t need a permit. The idea is that nothing is being moved, added or opened up structurally.

JobPermit usually needed?Which office
New vanity in the same spotUsually noNone
Retiling a floor or shower in placeUsually noNone
New tub in the same spot, drain not movedUsually noNone
Repairing a leak or a valveNoNone
Moving a toilet, shower or tub drainYesState Division of Plumbing
Adding a sink, shower or other fixtureYesState Division of Plumbing
Moving or removing a wallYesLFUCG Building Inspection
Adding a window or doorYesLFUCG Building Inspection

“Usually” matters in that table. The details of a specific job decide it, which is why we confirm the permit path for each project rather than guessing.

Do you need a permit to turn a tub into a shower?

Often, yes. When a 5-foot tub becomes a walk-in shower, the drain usually moves, because a tub drain sits at one end and a shower drain tends to sit closer to the middle of the base. Moving that drain is the kind of change that needs a state plumbing permit.

Some conversions keep the drain in its original spot with a shower base designed for it. In that case, the job can be closer to a like-for-like swap. We look at the existing drain during the quote visit and tell you which situation you’re in. If you’re comparing prices, see tub-to-shower conversion cost.

How do permits play out in different Lexington homes?

An Ashland Park or Chevy Chase bungalow. These houses often have one full bath, and owners sometimes want to borrow closet space to make the room bigger. Moving that wall brings in an LFUCG building permit, and relocating the tub or toilet adds a state plumbing permit.

A Tates Creek or Gardenside ranch. A common project is pulling out the original tub-shower combo and putting in a walk-in shower. If the drain moves, that’s the state plumbing permit. Walls usually stay where they are.

A Masterson Station or Andover Forest primary bath. Taking out the garden tub and extending the shower usually shifts drains, so plan on a plumbing permit. Adding a window for light would add a building permit.

A cosmetic refresh anywhere. A new vanity, toilet on the same flange, new floor tile and paint typically need no permit at all.

What should you ask before work starts?

Whoever does your remodel, a few questions up front make the permit side clear:

  • Does this job move or add a fixture, drain or waste opening? If yes, it needs a state plumbing permit.
  • Does it change a wall, window or door? If yes, it needs an LFUCG building permit.
  • Who is pulling each permit? You should know the name on the plumbing permit.
  • Is the permit work shown on the quote? It should be its own line, not buried in a total.

Clear answers to these four questions tell you most of what you need to know.

Who handles the permit paperwork?

We do. For each job, we confirm which permits apply and pull what’s needed, with the state plumbing permit going through a plumber who holds a Kentucky plumbing license. Permit work is part of the itemized quote, so you can see it on its own line.

We can’t quote permit fees or tell you how long approval will take, because those depend on the office and the scope. For the most current requirements, the LFUCG Division of Building Inspection and the state Division of Plumbing are the authorities.

Where does permitting fit in the schedule?

Permits get sorted out before demolition, alongside ordering fixtures and tile. If you’re mapping out your timeline, our remodel timeline guide shows how the stages line up, and our Lexington cost guide covers how layout changes affect the price.

Want to know what your project needs? Call (859) 710-5815 or request a free quote. We’ll look at the room and tell you which permits apply before any work starts.

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More questions

Who issues plumbing permits in Lexington, KY?

The state does. Plumbing permits in Kentucky come from the Department of Housing, Buildings and Construction, Division of Plumbing, not from the city, and a plumber holding a Kentucky plumbing license pulls them.

Who issues building permits in Lexington?

The LFUCG Division of Building Inspection at 101 E. Vine St., (859) 258-3770. Applications go through the LFUCG Citizen Portal.

Do you need a permit to convert a bathtub to a shower?

Often yes, because the drain usually shifts when a tub becomes a shower, and moving a drain needs a state plumbing permit. If nothing moves, it may not. We check for each tub-to-shower conversion.

Do I need a permit to replace a vanity or retile a bathroom?

Usually not. Swapping a vanity in the same spot or retiling in place is like-for-like work, which generally doesn't need a permit.

Does fixing a leaking shower valve need a permit?

No. Under state plumbing rules, repairing leaks or valves doesn't require a plumbing permit. Moving or adding a fixture, drain or waste opening does.

Remodeled primary bathroom in a Lexington home with a large tiled walk-in shower and white oak double vanity

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