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Bathroom Remodel Checklist: From First Idea to Final Walkthrough

By the JDI Construction teamReviewed by Arthur Kulchitskiy, Project Consultant, and Denise Lacquement, Designer (bathroom specialist)Updated October 20265 min read

Quick answer

A bathroom remodel runs in nine phases: define the project, set the budget, make the layout and shower decisions, choose finishes, hire a remodeler, sign a written contract, clear permits and pre-demolition requirements, build and inspect, then close out with a walkthrough, lien releases and warranty papers. Several items, including asbestos, lead and the property tax exemption, must be handled before work starts.

This checklist follows a bathroom remodel in the order things actually happen, and each step links to the guide page that explains it. Read it through once before you start. Several items in the middle, such as the asbestos question and the property tax exemption, have deadlines that fall before demolition, and they are easy to miss if you only meet them when you get there.

Phase 1: define the project

Phase 2: set the budget and timing

Phase 3: make the layout and shower decisions

These set the plumbing, framing and waterproofing, so they come before pricing can be firm.

Phase 4: choose fixtures and finishes

Phase 5: choose who will do the work

Phase 6: contract and paperwork

  • Get a written contract with scope, waterproofing system, allowances, price including sales tax, payment schedule and change order process: contracts, allowances and change orders.
  • Receive and sign the disclosure statement ("Notice to Customer"), which RCW 18.27.114 requires before work starts on a residential job of $1,000 or more, along with L&I's lien information. Keep copies.
  • Agree now that lien releases will be provided before final payment: Washington lien law.
  • Get the warranty in writing and check that it covers leaks: bathroom remodel warranties.
  • Read water damage and insurance and ask your insurer any questions before the walls open.

Phase 7: permits and pre-demolition requirements

  • Confirm what needs a permit: do you need a permit, with plumbing and electrical permits.
  • Confirm the jurisdiction: inside Vancouver city limits, trade work that is part of a remodel is included in the residential building permit (city permit process). Outside the city, Clark County requires a plumbing permit to install any plumbing fixture and L&I issues electrical permits (county and nearby cities).
  • Settle the asbestos question before any demolition. The Southwest Clean Air Agency requires the owner or owner's agent to determine whether suspect materials such as flooring, mastics and textures are in the work area, regardless of year installed: asbestos in bathrooms.
  • If the house was built before 1978, confirm the firm is lead-safe certified and that you received the Renovate Right pamphlet, which must come no more than 60 days before work starts: lead paint rules.
  • Apply to the Clark County Assessor for the home improvement exemption before work starts, and in any case before it is completed. The county form asks for the building permit number: property tax and remodeling.
  • Get HOA approval if you have an association.
  • Confirm final selections and place orders, so tile, valve and vanity are on hand before demolition.

Phase 8: build and inspect

  • Prepare the house: clear the room and the path to it, plan for dust and another place to shower.
  • Demolition. Expect surprises in older showers; any extra work should be written up and priced before it proceeds: hidden water damage.
  • Rough-in: framing, plumbing, electrical and fan ducting. Vancouver inspects rough plumbing, rough wiring and exhaust ducts before walls are closed: bathroom remodel inspections.
  • Code points to watch: plumbing code, electrical code and ventilation code.
  • Waterproofing. Ask to see the membrane or pan before tile covers it, and photograph it.
  • Tile, grout, vanity, fixtures and trim.
  • Glass, measured after tile: safety glass rules.
  • Smoke alarms: a remodel under a building permit can trigger smoke alarm upgrades elsewhere in the house.
  • Final inspections for each permit.

Phase 9: close out

  • Walk through with the contractor and write a punch list.
  • Run the shower, check for drips at the valve and glass, and run the fan.
  • Collect the final inspection records, lien releases, warranty, manuals, and the names of tile, grout and paint colors.
  • Send the Clark County Assessor your written notice of completion if you applied for the exemption.
  • Make the final payment once the punch list is done, inspections have passed and releases are in hand.
  • Keep the file. Washington's seller disclosure form asks whether permits and final inspections were obtained for remodeling: see unpermitted bathroom work.
  • If something goes wrong later: steps under Washington law.

Working through the list with JDI

As a design-build firm, JDI Construction covers several phases for you: design and 3D layout, selections with our bathroom designer, the itemized plan, permits, project management and a written 5-year workmanship warranty. You still make the decisions; we keep the list moving. See what a JDI bathroom remodel looks like, get a planning range from the bathroom cost calculator, or request a free in-home consultation.

Common questions

Which checklist items have to happen before demolition?

Four stand out. The Southwest Clean Air Agency requires the owner or owner's agent to determine whether suspect asbestos materials are in the work area before any renovation. In a pre-1978 home the lead pamphlet must be given no more than 60 days before work begins. The contractor's disclosure statement must be given before work starts on a residential job of $1,000 or more. And the property tax exemption should be applied for before work starts.

Can I skip steps for a shower-only remodel?

You can shorten them, not skip them. A shower-only job has fewer finish decisions, but the credential checks, waterproofing method, valve, permits, asbestos question, written contract and closeout paperwork all still apply. See our shower-only remodel page for what that job usually involves.

What paperwork should I keep after the bathroom is finished?

The signed contract and change orders, the disclosure statement, the permit and final inspection records, lien releases, the warranty, product manuals and a list of the tile, grout, paint and fixture names. Washington's seller disclosure form asks whether building permits and final inspections were obtained for remodeling, so the permit records matter when you sell.

When should I make the final payment?

After the punch list is complete, final inspections have passed and you have the lien releases you asked for. L&I advises not paying a project in full until the work is complete and you are satisfied, and requesting a lien release from each contractor and material supplier before final payment.

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What bathroom clients say

  • We could not be happier with our bathroom remodel! Art was so great to work with from beginning to end. And his entire crew were professional and did an amazing job!! The project was done in the time promised and on budget. We will definitely call Art and his team for our next project!

    Rob A. · Google review, Jul 31, 2026

  • While this remodel, like every remodel had its share of bumps, the team handled each issue as it arose. They were great to work with and we are thrilled with the way our bathroom turned out.

    Catherine B. · Google review, Mar 18, 2026

  • The shower is stunning. I feel like I am in a spa. The new countertops and backsplash in the kitchen are beautiful. Art was great at keeping me informed every step of the project. The crew was so hard working and each was a perfectionist in what they did.

    Virgil G. · Google review, Jan 7, 2026

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