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12 Pros to Hire for an After-the-Fact CO in Florida
Wondering who to hire for an after-the-fact certificate of occupancy in Florida? Meet the 12 pros who make up the right team.

Key Takeaways
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Only the local building official can issue a certificate of occupancy; no private company can grant one, so any promise of a guaranteed CO is a red flag.
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Start with your local building department or code-enforcement office, since it sets the exact requirements, fees, and enforcement steps for your specific property.
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A Florida permitting consultant or expediter is often the best first hire to research records, file applications, answer reviewer comments, and coordinate inspections.
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Add a Florida-licensed architect, structural engineer, or MEP engineer only as the building department requires sealed drawings or code evaluations of existing work.
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Verify any contractor's active DBPR license and category before hiring, since unlicensed contracting can draw fines of up to $10,000 under Florida Statute 489.13.
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A retroactive permit does not automatically legalize work or guarantee a CO, so expect possible corrections, fees, and final inspections before occupancy is approved.
So you just learned your Florida property is missing a certificate of occupancy, or the work done on it never got permitted. Take a breath. You are far from the first person to land here, and there is usually a clear path forward. The tricky part is figuring out who should I hire for certificate of occupancy after the fact Florida projects, because the answer is rarely just one person.
Here is the friendly truth: no private company can hand you a certificate of occupancy. Only the local building official issues it, and only after required permits, inspections, and corrections are satisfied. What you can do is build the right team to get you there. That team often includes a permitting consultant, a licensed design professional, a licensed contractor, and sometimes an inspector.
Whether you are a homeowner, a general contractor, a realtor with a closing on the calendar, or a solar company cleaning up an old install, this guide walks through the 12 professionals and resources worth knowing. We will also cover who does what, what to avoid, and how to keep the process moving in 2026.

First, What Does "After the Fact" Actually Mean?
An after-the-fact (ATF) situation means work was done, or a building was occupied, without the permits or final approvals Florida requires. Florida Statute 553.79 generally prohibits covered construction, alteration, repair, or demolition without first obtaining the required permit. When that step gets skipped, the local authority decides the remedy.
That remedy might be an after-the-fact permit, documentation of concealed work, exposing work for inspection, corrective construction, or some mix of all of these. The exact path is case-specific, and procedures, forms, and fees vary by city and county.
It also helps to know that a retroactive permit does not automatically legalize the work or guarantee a CO. The building official may still require code-compliant corrections, fees, and final inspections before occupancy is approved. For a deeper look at the permit side, see our guide on how to get an after-the-fact permit in Florida.

Who Does What: A Quick Comparison
Before we walk through the list, here is a simple snapshot of the main players and what each one actually does.
| Professional | What They Do | What They Cannot Do |
|---|---|---|
| Building department / building official | Sets the process, reviews permits, inspects, issues the CO | Design or build for you |
| Permitting consultant / expediter | Researches records, files applications, tracks reviews, schedules inspections | Issue a CO or replace licensed professionals |
| Florida-licensed architect or engineer | Documents existing conditions, evaluates code compliance, seals drawings | Approve the permit |
| Licensed contractor | Performs corrections or construction requiring a license | Skip inspections |
| Private provider | Performs plan review and inspections where allowed | Override the local official's final decision |
12 Professionals and Resources to Consider
1. Your Local Building Department
Start here, every time. The building department or code-enforcement office for your city or county sets the rules for your specific property. They can tell you whether a record of a CO exists, what an after-the-fact application requires, and which fees and enforcement steps apply.
Not sure which office controls your address? Our building department lookup tool can help, and it is especially handy near city lines where jurisdiction gets confusing.
2. A Florida Permitting Consultant or Expediter
This is often the best first hire, because a good consultant quarterbacks the whole effort. They research your property records, figure out what is open or missing, prepare and file the application, answer reviewer comments, and schedule inspections.
What they do not do is issue the CO. And a consultant should never be presented as your contractor of record unless properly licensed and contracted for that work. A team like 1 Contractor Solutions works as an outsourced permitting department, so you get one point of contact instead of juggling five. Learn more about permit facilitation and filing.
3. A Florida-Licensed Architect
Hire an architect when the building department requires plans or a code evaluation of the existing structure. After-the-fact work usually needs accurate drawings that show what was actually built, not what someone intended to build.
An architect can draft those drawings, evaluate egress, fire separation, and accessibility, and seal documents where required. Our architectural drafting service covers the drawing side of this work.
4. A Florida Professional Engineer (Structural)
Additions, enclosed patios, garage conversions, and roof framing changes often trigger a structural assessment. A structural engineer evaluates what is in place, documents it, and signs and seals the findings or repair details the authority requires.
If your building official asks for a structural letter, this is your person. Read more about structural engineering and engineer letters.
5. A Florida Professional Engineer (MEP)
Unpermitted electrical, plumbing, and mechanical work is some of the most common reason a CO gets held up. An MEP engineer documents the existing systems and prepares sealed drawings or compliance evaluations where needed.
Having this handled in-house with your permitting team keeps reviewer comments from bouncing back and forth. See our MEP engineering page for details.
6. A Properly Licensed Florida Contractor
If corrections or construction are needed, you need a contractor who holds the right license category. You can verify a license and its category through the Florida Department of Business and Professional Regulation (DBPR).
Be careful here. Florida Statute 489.13 bars local building departments from issuing contractor permits to persons lacking the required active license or registration, and it authorizes an administrative fine of up to $10,000 for unlicensed contracting. Checking a license takes two minutes and can save you months. Our Florida contractor license requirements article explains the categories.
7. A Surveyor
Setbacks, easements, and lot coverage can all become issues once an addition or accessory structure is exposed. A licensed surveyor can produce a boundary or as-built survey showing exactly where structures sit on the property.
Many jurisdictions want this alongside the drawings, so it is worth asking early. Our site plans and as-built drawings services can help you coordinate it.
8. A Private Provider (Where Allowed)
Florida allows private providers to perform plan review and inspections under Florida Statute 553.791. For certain projects, that can move things along faster than waiting in the county queue.
Here is an honest caveat: the statute's timelines, including 10 business days for a local official to issue a CO or certificate of completion or notify you of incomplete documents (2 business days for single-family or two-family dwellings), apply to the private-provider process. They are not a general guarantee for every after-the-fact application. Learn how it works in our guide to private provider vs. building department in Florida.
9. A Code Compliance Specialist
If you have a notice of violation or a code case open, you need someone who knows how to respond and how to resolve the case without letting fines keep stacking. A compliance specialist helps you understand the notice, set a plan, and document the fix.
This is a close cousin of the permitting consultant role. See our code compliance violations service.
10. A Real Estate Attorney (When Closing Is Involved)
If you are mid-sale and a permit hold or missing CO threatens your closing, a Florida real estate attorney can advise on disclosures, escrow arrangements, and contract amendments. They handle the legal side while your permitting team handles the paperwork and inspections.
Realtors, you will find our realtor closing support page helpful, and this article on whether a permit hold can delay a Florida closing explains the stakes.
11. A Specialty Trade Professional
Sometimes the issue is narrow: a water heater, a panel, a roof, a pool barrier, or impact windows. A licensed specialty trade can correct or document just that scope so inspections can pass.
For trade-specific situations, take a look at our pages for roofing contractors and solar contractors, who often face their own ATF cleanups.
12. An Environmental Specialist (When Needed)
Older buildings, fire or water damage, and demolition can bring asbestos or mold into the picture. If your building official or lender raises environmental questions, a qualified specialist can test and document conditions before work or occupancy approval moves forward.
This is not needed on every job, but when it is, skipping it stalls everything. See environmental asbestos and mold support.
A Typical After-the-Fact CO Path
Every jurisdiction is a little different, but here is a general sequence most Florida owners follow.
- Confirm the status. Check whether a CO exists and whether permits are open, expired, or missing. Our open permit search is a good starting tool.
- Talk to the authority. Ask the building department what they require for an after-the-fact permit and CO.
- Document what exists. Have a licensed professional prepare as-built drawings, structural letters, or MEP evaluations as required.
- File the application. Submit plans, forms, and fees, then track reviews and answer comments.
- Correct and expose work. Perform any code corrections, and open walls or ceilings if the inspector asks.
- Pass inspections. Schedule and complete required inspections through final.
- Receive the CO. The building official issues it once compliance is confirmed.
Red Flags When Hiring Help
Because after-the-fact work is stressful, some people get taken advantage of. Watch for these warning signs:
- Anyone promising a guaranteed CO or a guaranteed outcome
- Offers to bypass inspections or "make the violation disappear"
- Contractors who cannot show an active DBPR license in the right category
- Anyone proposing to pull permits without your owner authorization
- Quotes with no scope, no deliverables, and no mention of fees you will owe the jurisdiction
- Pressure to skip the building department entirely
If something sounds too easy, it probably is. A legitimate pro will tell you the process, the likely requirements, and where the unknowns are.
Who Should You Hire Based on Your Situation?
| Your Situation | Start With | Add As Needed |
|---|---|---|
| Homeowner with an unpermitted addition | Permitting consultant | Architect, structural engineer, contractor |
| Realtor with a closing in two weeks | Permitting consultant with urgent-response capability | Real estate attorney, private provider |
| GC inherited unpermitted prior work | Permitting consultant plus engineer | Licensed trade contractors |
| Solar company with an old unpermitted install | Permitting consultant | Electrical engineer, structural letter |
| Investor flipping a property | Permitting consultant | Surveyor, MEP engineer, contractor |
What Will It Cost, and How Long Will It Take?
This is the question everyone asks, and the honest answer is: it depends. Costs vary with the jurisdiction, the scope of work, how much documentation is required, any corrective construction, and local fees or penalties. Timelines vary with plan review queues, inspection availability, and how many correction cycles occur.
You can get a ballpark by reading our breakdowns on after-the-fact permit costs in Florida and permit expediter costs. Just remember that any quote promising a fixed result before the building department weighs in is guesswork.
Why One Coordinated Team Beats Five Separate Hires
The biggest delays in ATF projects usually are not technical. They happen in the gaps: the engineer's letter does not match the drawings, the contractor does not know what the inspector asked for, or nobody is tracking the resubmittal.
That is why a coordinated team is so valuable. 1 Contractor Solutions handles permitting, plan drafting, and sealed engineering in-house across all 67 Florida counties. When a reviewer flags something, the team fixes it without waiting on an outside consultant to call someone back. You can also read what past clients say on our Google Business Profile, or follow us on LinkedIn and follow us on Facebook for Florida permitting tips.
Final Thoughts
Getting a certificate of occupancy after the fact in Florida is very doable, and thousands of owners work through it every year. The key is starting with your local building department, building the right team around the work, and steering clear of anyone who promises shortcuts.
For most people, the smartest first hire is a permitting consultant who can sort out which jurisdiction controls your property, identify which licensed professionals you truly need, and keep everything moving. From there, add architects, engineers, and contractors only as the authority requires.
Ready to stop guessing and start moving? Reach out and get a free quote, and our team will help you map out the fastest compliant path to your CO. You can also explore our certificate of occupancy service for more details.
FAQs
Who should I hire to get a certificate of occupancy after unpermitted work in Florida?
Start with your local building department, then hire a Florida permitting consultant to coordinate the process. Depending on the work, you may also need a licensed architect or engineer for sealed documents and a properly licensed contractor for corrections. Only the building official issues the CO itself.
Can a permit expediter get a certificate of occupancy in Florida?
Not on their own, and that is worth knowing! A permit expediter can research records, file applications, track reviews, and schedule inspections, but they cannot issue a CO or replace the licensed professionals your authority requires. Think of them as your project quarterback rather than the final decision-maker.
Do I need an architect or engineer for an after-the-fact permit in Florida?
Often, yes, but it depends on what the building department requires. If they ask for plans, a structural assessment, a code evaluation, or signed-and-sealed documents, you will need a Florida-licensed architect or professional engineer. Ask your jurisdiction early so you hire the right discipline the first time.
Does an after-the-fact permit guarantee I will get a certificate of occupancy?
No. A retroactive permit does not automatically legalize the work or guarantee a CO. The building official may still require code-compliant corrections, fees or penalties, and passing final inspections before approving occupancy, so be wary of anyone promising a guaranteed result.
What happens if I occupy a Florida building without a certificate of occupancy?
The Florida Building Code generally requires a CO before a building or structure is occupied, so occupying without one can lead to code enforcement action, fines, and trouble with insurance, financing, or a sale. The specific consequences depend on your local jurisdiction, so check with your building department.
We do this work every day across all 67 Florida counties. Call (866) 314-6931 and we will tell you what your situation actually requires — including when you do not need us.
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