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Certificate of Occupancy for Commercial Buildings: How to Get One, Time, Cost and TCOs

Newly finished commercial lobby with sprinkler heads and egress lighting, ready for final inspection

A certificate of occupancy is the local building department’s written permission to use a building: it is issued once the final inspections on your permit pass, and no new building or change of use may open without one.

Key takeaways

  • You need a certificate of occupancy (CO) before using a new building or addition, before a tenant first occupies a new shell, and before any change of use, under IBC 2024 Section 111.1, the model code most US states adopt. Philadelphia does not require a new CO when only the owner or tenant changes and the use stays the same (Philadelphia L&I).
  • To get one, the permit holder passes every final inspection, clears fire and zoning sign-offs and requests the certificate. In Philadelphia a CO tied to a building permit is issued at completion with no separate application or extra charge.
  • Where a separate fee applies, published amounts are modest: Philadelphia charges $253 per building or space for a standalone CO plus $7.50 in surcharges, Orlando charges $129 for a temporary CO and Jacksonville $150 for a commercial one (city pages, October 2026).
  • Timing follows the last passed inspection: the City of Miami prints online certificates within 3 to 5 days once the permit is final, and Philadelphia processes standalone CO applications within 20 business days.
  • Occupying without one can bring citations, revocation and utility shutoff: Orlando warns expired temporary certificates may draw daily Code Enforcement citations, and Miami-Dade’s form authorizes a power disconnection order to FPL.
  • A temporary certificate of occupancy (TCO) lets you open with minor items unfinished if the space is safe; the local official sets the term, 30 days in Orlando and 30, 60 or 90 days in Jacksonville.
Published recordFeeTimeSource
Philadelphia: CO issued with a building permitNo extra chargeAt completion of the permitPhiladelphia L&I
Philadelphia: standalone CO (no building permit)$253 per building or space ($100 of it paid up front as a filing fee), plus $3 city and $4.50 state surchargeProcessed within 20 business days, then inspectionPhiladelphia L&I
City of Miami: CO or certificate of completionNot stated on the page3 to 5 days online once the permit is final; same day in personCity of Miami
Orlando: temporary CO, commercial$129Status email within 3 business days; valid 30 daysCity of Orlando
Jacksonville: temporary CO$150 commercial, $100 residentialInspection the next business day if approved; valid 30, 60 or 90 daysCity of Jacksonville
Florida private provider jobs: CO requestSet locallyAnswer within 10 business days or it is deemed issuedFla. Stat. 553.791(16)

What is a certificate of occupancy, and how do you get one?

A certificate of occupancy (CO) is the document a local building official issues after inspecting a finished building or tenant space and finding it meets the building code. It states what the space may be used for, how it was built and how many people it was designed to hold. You get one by passing every final inspection on the permit and then requesting it, usually through the contractor who holds the permit.

  1. Get zoning approval for the use first if it changes. Philadelphia, for example, requires a zoning permit for a change of use before it will take a CO application.
  2. Pull the building permit. The architect’s code summary sets the occupancy group (the code’s use category, such as B for offices or A-2 for restaurants) and the occupant load the CO will print.
  3. Build and pass the inspections during construction, then the final inspections for building, electrical, plumbing, mechanical and gas work. IBC 2024 Section 110.3.12 makes the final inspection after all permitted work is complete.
  4. Clear the local sign-offs: fire marshal, zoning and, in some places, public works or environmental review. Miami-Dade and Jacksonville list theirs on their forms.
  5. Request the certificate and pay any fee. In Philadelphia a CO that comes with a building permit costs nothing extra; a standalone CO is $253 per space.
  6. Read the certificate before you open: check the occupancy group, the occupant load and any stipulations against how you plan to use the space.
Line on the certificateWhy it matters to an owner or tenantCode
Use and occupancy groupThe use you may legally open; a different use needs a new permit and COIBC 2024 111.2 item 8
Design occupant loadThe most people the space was designed for; a 40-person office CO does not cover a 120-seat restaurantIBC 2024 111.2 item 10
Type of constructionLimits on height, area and future uses; lenders and insurers ask for itIBC 2024 111.2 item 9
Whether a sprinkler system is requiredTells you if the building relies on sprinklers for its approvalIBC 2024 111.2 item 11
Portion of the structure coveredA CO can cover one suite or floor; check that yours is namedIBC 2024 111.2 item 4
Special stipulationsConditions you must keep meeting, such as restricted areasIBC 2024 111.2 item 12

IBC 2024 Section 111.2 lists 12 items in all; the Florida Building Code, 8th Edition (2023) adds a 13th, a flood hazard statement. A CO is not a blanket approval: under Section 111.4 the building official may suspend or revoke it in writing if it was issued in error, on incorrect information, or the building is later found in violation.

When is a certificate of occupancy required for a commercial building?

A certificate of occupancy is required before anyone uses a new building or addition, and before a building or tenant space changes occupancy. IBC 2024 Section 111.1 covers use in whole or in part, so the first tenant in a new shell needs one too. The only code exception is work exempt from permits under Section 105.2, which needs no certificate.

Change of occupancy has a defined meaning. The IBC 2024 Chapter 2 definition counts either a change in occupancy classification or a change in the purpose or level of activity in a building, where the code requires a greater degree of safety, accessibility, structural strength, fire protection, means of egress, ventilation or sanitation than exists now.

The code sorts every building into an occupancy group by what happens inside it. IBC Section 302.1 has 10 categories; the ones commercial owners meet most are Business (B, offices), Mercantile (M, retail), Assembly (A, restaurants and venues), Storage (S) and Factory (F).

The line between groups is often a headcount. Restaurants, bars and banquet halls are Group A-2 under Section 303.3, but Section 303.1.1 classifies an assembly building or tenant space with an occupant load of less than 50 persons as Group B. Turning a Group M retail bay into a 60-seat restaurant changes occupancy; a small takeout counter may not. The architect’s code summary calculates the occupant load, so ask for it before you sign.

SituationCO needed?RuleSource
New building or additionYes, before any useIBC and FBC 111.1ICC, IBC 2024
First tenant fit-out in a new shell buildingYes; the shell’s certificate of completion does not allow occupancyFBC 111.5ICC, FBC 8th Ed.
Retail (Group M) to restaurant with 50 or more occupants (Group A-2)Yes, change of occupancyIBC 303.1.1, 303.3, 111.1ICC, IBC 2024 Ch. 3
School to restaurantYes (the county’s own example)Miami-Dade CO pageMiami-Dade County
Interior remodel, same occupancyVaries: Miami-Dade issues a CO for remodeling; the City of Miami issues a certificate of completionLocal practiceCity of Miami
Work exempt from permitsNoIBC and FBC 111.1 exception (105.2)ICC, IBC 2024
New owner or tenant, same useUsually not: Philadelphia says no CO is required when only the owner or tenant changes and the use stays the same; Miami-Dade still requires a new certificate of use for a new businessLocal ordinancePhiladelphia L&I; Miami-Dade County

In Florida, a change of occupancy in an existing building is handled under the Florida Building Code, Existing Building, per FBC Section 101.4.7. Jacksonville calls this a Converting Use permit and, according to its FAQ, requires at minimum a life safety plan and code summary from a Florida-licensed design professional; the review can add sprinklers, a fire alarm, exits or restrooms.

Restaurant conversions are the classic Group A-2 case, and our guide to restaurant build-out contractors covers that work. Office and retail fit-outs are covered by our page on tenant improvement contractors.

How long does a certificate of occupancy take, and what does it cost?

The certificate itself is quick once the last final inspection passes; the wait is the inspections and sign-offs before it. The City of Miami prints online certificates within 3 to 5 days of the permit going final, Philadelphia processes standalone CO applications within 20 business days, and Florida private provider jobs get an answer within 10 business days under Fla. Stat. 553.791(16).

The fee is usually small next to the job. In Philadelphia, a CO that comes with a building permit carries no separate charge. A standalone CO for one space costs $260.50: the $253 permit fee (the $100 filing fee paid at application counts toward it) plus a $3 city and $4.50 state surcharge, per Philadelphia L&I as of October 2026. Temporary certificates run $129 in Orlando and $150 for commercial work in Jacksonville. Your department’s fee schedule is the only binding number, so look it up before budgeting.

Worked example: the Florida private provider clock

Florida is the one state in this guide with a statutory deadline. On jobs inspected by a private provider (a licensed engineer or architect the owner hires instead of city inspectors), the building official has 10 business days to issue the CO or flag missing documents, and silence means it is deemed issued.

Date (worked example)StepRule
Mon, Mar 1, 2027Request filed with certificate of compliance and fees (plus all other required approvals)553.791(16)(a)
Mon, Mar 15, 202710th business day: issue the CO or flag missing documents (request day not counted)553.791(16)(a)
Tue, Mar 16, 2027No notice: CO deemed issued (same date used for the TCO examples)553.791(16)(b)
Fri, Mar 26, 2027Written certificate due, 10 days after the automatic grant553.791(16)(b)
Thu, Apr 15, 2027Orlando TCO issued Mar 16 ends after 30 daysCity of Orlando
Sat, May 15, 2027Jacksonville 60-day TCO option endsCity of Jacksonville
Mon, Jun 14, 202790-day TCO ends (Jacksonville option; Miami-Dade web page)Jacksonville; Miami-Dade
Thu, Mar 16, 2028Radio enhancement system installed, 12 months after the TCO553.79(22)
Timeline of the worked example: CO clock under Fla. Stat. 553.791 and TCO end dates Worked example: Florida CO and TCO dates from a March 1, 2027 requestMon, Mar 1, 2027Request filed with certificate of compliance and fees553.791(16)(a)Mon, Mar 15, 202710th business day: issue the CO or flag missing documents553.791(16)(a)Tue, Mar 16, 2027No notice: CO deemed issued (same date used for the TCO examples)553.791(16)(b)Fri, Mar 26, 2027Written certificate due, 10 days after the automatic grant553.791(16)(b)Thu, Apr 15, 2027Orlando TCO issued Mar 16 ends after 30 daysCity of OrlandoSat, May 15, 2027Jacksonville 60-day TCO option endsCity of JacksonvilleMon, Jun 14, 202790-day TCO ends (Jacksonville option; Miami-Dade web page)Jacksonville; Miami-DadeThu, Mar 16, 2028Radio enhancement system installed, 12 months after the TCO553.79(22)
Worked example: under Fla. Stat. 553.791(16) a request filed March 1, 2027 is deemed issued March 16 if unanswered; TCO terms from Orlando, Jacksonville and Miami-Dade then run 30 to 90 days. Sources accessed October 19, 2026.

The arithmetic assumes the department is open every weekday in the window; the statute does not list holidays, so confirm closure days. Subsection 553.791(17) also lets the official deny the request if the work does not comply with the codes. Where the CO falls in the larger build schedule is covered in our commercial construction process guide.

What happens if you occupy without a certificate of occupancy?

Occupying without a CO violates Section 111.1 of the building code, and departments enforce it with citations, revocation and utility shutoffs. Orlando warns that expired TCOs may draw daily Code Enforcement citations. Miami-Dade’s TCO form says an expired certificate counts as revoked and can bring a notice of violation, a civil violation or utility disconnection, and the owner signs an affidavit authorizing a power cutoff order to FPL.

  • Utilities: Billings, Montana requires the CO before water billing can be transferred to the occupant. In Florida, FBC Section 112.1 bars connecting utilities until the building official releases them, and Miami-Dade faxes the FPL power release only after the TCC or TCO is issued.
  • Tickets: starting a business in unincorporated Miami-Dade without a certificate of use may bring a fine and a ticket to both the business owner and the property owner, per the county’s CO and CU page.
  • Contractor license: the qualifier’s affidavit on Miami-Dade’s form states that sanctions against the license may be imposed for failure to obtain all finals and the permanent CO.
  • Revocation: Section 111.4 lets the building official suspend or revoke a certificate in writing when the building is found in violation.
  • Sales and leases: the building code regulates use, not sale, so Section 111 does not itself bar selling a building without a CO. Check whether your purchase contract, lease or loan ties closing, rent start, the final tenant improvement draw or loan conversion to the CO date.

This is general information on 2 model and state codes and 5 local procedures, not legal advice; your attorney and architect confirm what applies to a specific property. The permit steps that come first are in our guide to commercial building permits in Florida.

What is a temporary certificate of occupancy, and how is it different from a CO?

A temporary certificate of occupancy (TCO) lets an owner or tenant use part or all of a building before every item on the permit is finished. IBC 2024 and FBC Section 111.3 allow it only where the portion shall be occupied safely, and leave its length to the building official. A TCO carries an end date; Section 111 sets no term for the permanent CO, though Section 111.4 lets it be suspended or revoked.

CertificateWhat it allowsWhere the term is usedSource
Certificate of occupancy (CO)Use and occupancy for the classified use and occupant loadIBC and FBC 111.2ICC
Temporary CO (TCO)Time-limited use with open items; not issued in Jacksonville with an unresolved life safety issueIBC and FBC 111.3; Orlando; JacksonvilleCity of Jacksonville
Partial CO (PCO)A defined area, 100% inspected, opens for its intended useJacksonville; TampaCity of Jacksonville
Permission to Stock and Train (PST)Contractor and owner or tenant staff only; not open for businessJacksonvilleCity of Jacksonville
Temporary Use Authorization (TUA)Listed as a request type; terms not printed on the formTampaCity of Tampa
Certificate of completion (CC)Proof a structure or system is complete; no occupancy of a shellFBC 111.5; Miami-Dade; City of MiamiICC, FBC
Certificate of use (CU)Confirms the business is allowed in its zoning district; needs the CO firstMiami-Dade; JacksonvilleMiami-Dade County
AIA G704 certificate of substantial completionContract milestone: starts warranties and lets the owner occupy under the contractOwner and builder contractsAIA Contract Documents
How long a temporary certificate of occupancy lastsBar chart of TCO terms: Orlando 30 days, Jacksonville 30 days shortest and 90 days longest option, Miami-Dade 90 days.daysOrlando TCO30.0Jacksonville TCO, shortest option30.0Jacksonville TCO, longest option90.0Miami-Dade TCO or TCC (county web page)90.0
Published TCO terms run from 30 days in Orlando to 90 days in Miami-Dade and on Jacksonville’s longest option. Sources: City of Orlando, City of Jacksonville (rev. 8/31/2026), Miami-Dade County, accessed October 19, 2026.

Miami-Dade publishes two answers on TCO length. Its certificate of occupancy page says a TCO or TCC is only valid for 90 days, while its TCO/TCC application (revision 9/20) says a TCO under a Florida Building Code permit stays valid as long as the permit is active, and the 90-day term applies to older South Florida Building Code permits. Ask the Permit Section at 786-315-2100 which term will be printed on yours.

City of Orlando TCO page with the 30-day validity sentence and the $129 invoice line boxed
City of Orlando, Request a Temporary Certificate of Occupancy: TCOs for commercial or 3+ unit multifamily projects are valid for 30 days, and approvals receive a $129 invoice (Steps 1 and 2). Screenshot accessed October 19, 2026.

Which final inspections and sign-offs come before a certificate of occupancy in Florida?

Every permit tied to the job must pass its final inspection before a CO is issued. Florida Building Code Section 110.3 requires finals for building, electrical, plumbing, mechanical and gas work, and local departments add fire, zoning and environmental sign-offs called completion holds. Miami-Dade’s application lists Public Works, DERM (its Division of Environmental Resources Management) and Zoning holds; Jacksonville’s lists Landscape, Right-of-Way and Fire Marshal sign-offs.

Steps from final inspections to a certificate of occupancy, with the temporary CO branch From last inspection to certificate of occupancy (Florida commercial project)1. Trade final inspectionsElectrical, plumbing, mechanical and gas finals (FBC 110.3)2. Building final inspectionBuilding complete and ready for occupancy (FBC 110.3, Building item 6)3. Fire sign-offFire marshal final or fire completion hold released4. Local holds releasedZoning, public works, DERM, landscape, right-of-way (varies by city)5. Threshold buildings onlySpecial inspector files sealed statement (Fla. Stat. 553.79(9))6. Pay the fee and request the certificateOnline or at the counter; fees set locally7. Certificate of occupancy issuedLists permit, occupancy group, construction type, occupant load (FBC 111.2)Items still open?Space can be occupiedsafely, no openlife-safety itemsTemporary COFBC 111.3: term set bythe building officialOrlando 30 days;Jacksonville 30, 60 or 90YesBefore the TCO expiresFinish open items,pass all finals, getthe permanent CO
Steps from the last inspections to a certificate of occupancy on a Florida commercial job, with the temporary CO branch. Sources: Florida Building Code 8th Ed. Sections 110.3, 111.2 and 111.3; Fla. Stat. 553.79(9); Orlando and Jacksonville TCO pages, accessed October 19, 2026.
  1. Trade final inspections: electrical, plumbing, mechanical and gas finals (FBC 110.3).
  2. Building final inspection: building complete and ready for occupancy (FBC 110.3, Building item 6).
  3. Fire sign-off: fire marshal final or fire completion hold released.
  4. Local holds released: zoning, public works, DERM, landscape and right-of-way, varying by city.
  5. Threshold buildings only: the special inspector files a sealed statement (Fla. Stat. 553.79(9)).
  6. Pay the fee and request the certificate, online or at the counter; fees are set locally.
  7. Certificate of occupancy issued, listing the permit, occupancy group, construction type and occupant load (FBC 111.2).

If items are still open but the space can be occupied safely with no open life-safety items, the branch in the diagram applies: request a temporary CO under FBC 111.3 (Orlando 30 days; Jacksonville 30, 60 or 90), then finish the open items, pass all finals and get the permanent CO before the TCO expires.

A threshold building, under Fla. Stat. 553.71, is one greater than 3 stories or 50 feet tall, or an assembly occupancy over 5,000 square feet with more than 500 occupants. The City of Miami also asks the threshold engineer to submit a binder with all final laboratory test results before it issues the certificate.

What is different about a certificate of occupancy in Florida?

Florida uses its own code, the Florida Building Code, 8th Edition (2023), adapted from the IBC. The occupancy ban in Section 111.1 and the temporary occupancy rule in Section 111.3 read almost word for word alike. Florida differs in four places: a 13-item certificate, a certificate of completion section, its own inspection list in Section 110.3, and state statutes that set CO deadlines.

TopicIBC 2024Florida Building Code 8th Ed. (2023) and statutesSource
Certificate contents (111.2)12 items13 items, adds a flood hazard lowest floor statementICC code text
Temporary occupancy (111.3)Allowed where portions can be occupied safely; official sets the periodSame textICC code text
Certificate of completionNo section111.5: proof work is complete; does not authorize occupancy of a shell buildingICC code text
Final inspection110.3.12: after all work required by the permit is completed110.3, Building item 6: after the building is completed and ready for occupancy (110.3.11 reserved)ICC code text
CO decision deadlineNone in the model code553.791(16): 10 business days on private provider jobs, then deemed issuedFlorida Legislature
TCO and radio systemsNone553.79(22): TCO not withheld solely for a two-way radio enhancement system; install within 12 monthsFlorida Legislature

How do Miami-Dade, Tampa, Orlando and Jacksonville handle certificates of occupancy?

All four apply Florida Building Code Section 111, but each runs its own forms, fees and terms. Orlando and Jacksonville publish TCO lengths and fees, Miami-Dade publishes a 90-day TCO term and a completion-hold checklist, and Tampa’s private provider form lists 5 certificate types. The table compiles each department’s own page or form as of October 2026.

JurisdictionCertificates offeredTCO termTCO feeRule worth knowingSource
Miami-Dade County (unincorporated)CO, CC, TCO, TCC; CU before any business opens90 days (web page); FBC permits valid while the permit is active (form rev. 9/20)Not on the pageCommercial TCO needs the Fire completion hold released; power release goes to FPL at 8:30 a.m. and 2:30 p.m.Miami-Dade RER
City of MiamiCO for new construction or change of use; CC for remodels, renovations and shellsTCO and TCC offeredNot on the pageOnline certificates print in 3 to 5 days in iBuild; same day in person at 444 SW 2nd AveCity of Miami
City of TampaCO, TCO, CC, TUA, PCONot on the formNot on the formPrivate provider qualifier signs a notarized attestation of no known life safety issues; TCOs are filed in AccelaCity of Tampa
City of OrlandoCO; TCO for commercial or 3+ unit multifamily30 days$129Status email within 3 business days; expired TCOs may draw daily Code Enforcement citationsCity of Orlando
City of JacksonvillePST, PCO, TCO, CO; certificate of use from Zoning30, 60 or 90 days$150 commercial, $100 residentialNo TCO with an unresolved life safety issue; inspection the next business day after approvalCity of Jacksonville

Builders and permit offices by market: Miami commercial builders, Tampa commercial builders, Orlando commercial builders and Jacksonville commercial builders.

Do you need a CO, a TCO or neither?

Work through four questions in order, the same in any IBC state: is the work permit-exempt, does it create a new building or change occupancy, have all finals and holds passed, and are the open items minor with no life-safety issue. The table gives the threshold for each answer, and the flowchart below shows the same logic. Under Section 111.1, permit-exempt work is the only case that needs no certificate.

IfThenRule
The work is exempt from a permit under Section 105.2No CO required; some departments issue one on requestIBC and FBC 111.1 exception
New building, addition or first occupancy of a shellGet a CO before anyone moves in or opens111.1; FBC 111.5
An assembly use reaches 50 or more occupants in a space classified B or MChange of occupancy: new permit, code summary and COIBC 303.1.1; 111.1
Only the owner or tenant changes; same useUsually no new CO (Philadelphia rule); check for a local certificate of use, as in Miami-DadeLocal ordinance
Alteration in the same occupancyAsk the department: Miami-Dade issues a CO, the City of Miami a CCLocal practice
All finals and holds approvedApply for the CO and check the occupancy group and occupant load printed on itFBC 111.2
Minor items open, no life-safety issueTCO (Orlando 30 days, $129; Jacksonville 30 to 90 days, $150) or PCO for a finished area111.3; city forms
A life-safety item is openNo TCO in Jacksonville; a PST allows stocking and training onlyJacksonville form
Threshold building (over 3 stories or 50 feet)Special inspector’s sealed statement before the CO553.79(9)(a)
Private provider job, no response after 10 business daysCO deemed issued the next business day553.791(16)(b)
Decision flowchart: whether a project needs a certificate of occupancy, a temporary certificate or neither Do you need a CO, a TCO or neither?Q1. Is the work exempt from a permitunder IBC or FBC Section 105.2?No CO required111.1 exception; a CO canstill be requested in some citiesYesNoQ2. New building, addition or change ofoccupancy group or use?YesQ3. Have all final inspections andlocal holds been approved?Apply for the COPay the fee; certificate listsoccupancy group and occupant loadYesNoQ4. Are open items minor, with nounresolved life-safety issue?Request a TCO or PCOTerm set by building official(Orlando 30 days; Jacksonville up to 90)YesAlteration, same occupancyAsk if the city issues a CO ora certificate of completion (CC)NoDo not occupy or openFinish the work; Jacksonville’s PST allowsstocking and training only, not openingNo
Decision path for a CO, a TCO or neither, using IBC and FBC Sections 105.2, 111.1 and 111.3 and the Orlando and Jacksonville TCO terms, accessed October 19, 2026.

Ground-up owners can check the schedule in our guide to new commercial construction and closeout papers on the commercial construction project checklist.

How we compiled this

We read 20 primary documents in October 2026 and re-checked the key fees and deadlines on October 26: IBC 2024 Chapters 1 to 3 and FBC 8th Edition Chapter 1 on ICC’s code site, Florida Statutes 553.71, 553.79 and 553.791, 12 official pages and forms from Philadelphia, Billings, Miami-Dade, Miami, Tampa, Orlando and Jacksonville, and AIA’s G704 summary. We excluded unsourced blog fee and timeline figures and did not contact the departments, so confirm terms on the linked pages.

Frequently asked questions

How long does it take to get a certificate of occupancy?

The certificate follows the last passed final inspection, so the inspections set the pace. The City of Miami prints certificates requested online within 3 to 5 days once the permit is final, Philadelphia processes standalone CO applications within 20 business days, and Orlando answers temporary CO requests within 3 business days. On Florida private provider jobs, Fla. Stat. 553.791(16) gives the official 10 business days.

How much does a certificate of occupancy cost?

Often nothing extra when it comes with a building permit: Philadelphia issues it at completion with no separate charge. A standalone Philadelphia CO costs $253 per building or space plus $7.50 in surcharges, as of October 2026. Temporary certificates cost $129 in Orlando and $150 for commercial work in Jacksonville. Your local fee schedule sets the binding amount.

Who applies for a certificate of occupancy?

Usually the contractor who holds the permit. Philadelphia lets the property owner, an authorized agent or a tenant apply for a standalone CO; Orlando accepts temporary CO requests only from the license holder or an authorized agent; and Miami-Dade’s temporary certificate form needs notarized signatures from both the qualifying contractor and the owner. Whoever files, check the occupancy group and occupant load printed on it.

Does a new tenant need a new certificate of occupancy?

Usually not, if the use and occupancy group stay the same. Philadelphia says no CO is required when only the owner or tenant changes and the use is unchanged, but Miami-Dade requires a new certificate of use when a business opens, relocates or changes. A change such as an office (Group B) becoming a restaurant (Group A-2) needs a permit and a new CO.

Can a certificate of occupancy be revoked?

Yes. Section 111.4 of IBC 2024 and of the Florida Building Code lets the building official suspend or revoke a certificate in writing if it was issued in error, was based on incorrect information, or the building is found in violation of the code or a local ordinance. Miami-Dade treats an expired temporary certificate as revoked.

What is the difference between a certificate of occupancy and a certificate of completion?

A certificate of completion, under Florida Building Code Section 111.5, proves that a structure or system is complete and can allow a utility connection, but it does not authorize occupancy of a shell building. Miami-Dade issues certificates of completion for fences, windows and shell buildings, and a CO for new construction, remodeling or a change of use.

Is a certificate of occupancy the same as substantial completion?

No. Substantial completion is a contract milestone recorded on AIA Document G704, which AIA says establishes the date warranties start and lets the owner occupy or use the work under the contract. A certificate of occupancy is a government approval under Section 111 of the building code, and a project can reach substantial completion and still need its CO.

Sources

Last reviewed October 2026 by the CB&C Editorial Team. See our editorial standards.

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