How Occupancy Limits Work in the United States

There is no single federal fire code in the United States. Instead, each state adopts its own fire code framework, typically based on one of two model codes — the International Fire Code (IFC) published by the International Code Council, or the NFPA 1 Fire Code published by the National Fire Protection Association — and then modifies it with state-specific amendments. Local jurisdictions (cities, counties, and fire districts) may add additional requirements on top of the state code. This layered system means that the occupancy limit for a 2,000-square-foot restaurant in Phoenix, Arizona is calculated differently than the same restaurant in Portland, Oregon, even though both start from the same general principles. The occupancy limit for any building is determined by applying the relevant code's occupant load factor to the usable floor area, then verifying that the building's exits (number, width, and arrangement) can safely evacuate that many people. The occupant load factor varies by use type: assembly areas with fixed seats are limited to one person per seat, standing areas use five to seven square feet per person, tables-and-chairs dining uses fifteen square feet per person, and kitchen areas use 200 square feet per person and storage areas use 300 square feet per person because fewer people are expected. The fire marshal calculates the limit, posts the occupancy placard, and enforces compliance through scheduled inspections and complaint-driven visits. Exceeding the posted limit is a violation in every state, with penalties ranging from citations and fines to immediate closure of the premises.

How to Find Your Occupancy Limit Right Now

Look for the posted occupancy placard — it is usually a metal or laminated sign near the main entrance of your building or the entrance to each assembly room. If there is no placard posted, contact your local fire marshal office or building department with your address and ask for the Certificate of Occupancy, which will list the maximum occupancy for each room or floor. If your building has never had an occupancy determination, the fire marshal can schedule an inspection to calculate one.

IFC vs. NFPA: The Two Model Code Families

Understanding which model code your state follows is the first step in understanding your occupancy requirements. The International Fire Code (IFC), published by the International Code Council (ICC), is adopted by the majority of states — approximately 42 as of 2025. It works in conjunction with the International Building Code (IBC), which contains the occupant load factor tables used to calculate maximum occupancy. The NFPA 1 Fire Code, published by the National Fire Protection Association, is used by a smaller number of states and works in conjunction with NFPA 101 (the Life Safety Code) and NFPA 5000 (the Building Construction and Safety Code). A few states use hybrid approaches — adopting the IBC for building construction but NFPA 101 for life safety and egress requirements. The practical difference for a venue or restaurant owner is minimal in most cases because both code families use similar occupant load factors and egress calculations. The key differences tend to appear in specific provisions like sprinkler requirements for existing buildings, emergency lighting standards, and the specific documentation required for fire safety plans. Regardless of which code family your state follows, the fundamental obligation is the same: know your building occupancy limit, post it visibly, do not exceed it, and maintain the exit infrastructure (doors, corridors, stairways, emergency lighting, fire alarms) that the limit depends on.

How to Calculate Occupancy: The Occupant Load Factor Method

The occupancy limit for a space is calculated by dividing the net usable floor area by the relevant occupant load factor. The occupant load factor depends on the use of the space and is specified in the building code — either IBC Table 1004.5 or NFPA 101 Table 7.3.1.2. The most common factors for business and venue owners are: Assembly with fixed seats — one person per seat; Assembly standing space — five square feet net per person; Assembly with tables and chairs — fifteen square feet net per person; Assembly unconcentrated (tables and chairs, not fixed) — fifteen square feet net per person; Business areas (offices) — 100 square feet gross per person; Mercantile (retail, ground floor) — 30 square feet gross per person; Kitchen and food preparation — 200 square feet gross per person; Storage — 300 square feet gross per person. "Net" area means the actual usable floor area after subtracting walls, columns, fixtures, bars, stages, and other permanent obstructions. "Gross" area means the total floor area measured to the exterior walls. To illustrate: a restaurant with a 1,500-square-foot dining room (net, with tables and chairs), a 400-square-foot bar area (net, standing), and a 500-square-foot kitchen (gross) would calculate as follows: dining room 1,500 divided by 15 equals 100 persons, bar 400 divided by 5 equals 80 persons, kitchen 500 divided by 200 equals 2.5 (rounded to 3 persons). The total occupant load is 183 persons. The fire marshal then verifies that the building has sufficient exit capacity — measured in total exit width — to evacuate 183 people. If the exits are insufficient, the occupancy limit is reduced to match exit capacity. The lower of the two numbers — the occupant load or the exit capacity — becomes the posted maximum occupancy.

Occupant Load Factors — Quick Reference (IBC Table 1004.5)

  • Assembly with fixed seats: 1 person per seat (no area calculation needed)
  • Assembly standing space: 5 sq ft net per person
  • Assembly with tables and chairs: 15 sq ft net per person
  • Bar/lounge standing area: 5 sq ft net per person
  • Business (offices): 100 sq ft gross per person
  • Mercantile/retail (ground floor): 30 sq ft gross per person
  • Mercantile/retail (upper floors): 60 sq ft gross per person
  • Kitchen/food preparation: 200 sq ft gross per person
  • Storage/warehouse: 300 sq ft gross per person
  • Exercise rooms/gyms: 50 sq ft gross per person
  • Stages and platforms: 15 sq ft net per person
  • Swimming pool deck: 30 sq ft gross per person (varies by health code)

Why You Need to Count: Enforcement and Penalties

Having an occupancy limit posted on your wall means nothing if you do not know whether you are currently below it, at it, or over it. Fire marshals do not just check the sign — they count heads, and they have the legal authority to do so unannounced at any time the business is open to the public. A fire marshal conducting an occupancy inspection will typically enter the premises, count the number of people inside (including staff, performers, and vendors — not just customers), compare that count to the posted limit, and issue a citation if the count exceeds the limit. In many jurisdictions, the business owner or manager on duty can also be held personally liable for occupancy violations, particularly if an overcrowding-related incident (fire, crush injury, obstruction of exits) results in injury or death. The penalties vary by state and jurisdiction, but common consequences include fines of $250 to $10,000 per violation per day, mandatory closure until compliance is verified, increased frequency of future inspections, higher insurance premiums or policy cancellation, revocation of the occupancy permit or business license in repeat-offense cases, and personal criminal liability for the owner or manager on duty in cases involving injury. The business case for maintaining an accurate real-time headcount is clear: the cost of a tally counter (free, in our case) is trivial compared to the cost of a single occupancy violation.

How Digital Tally Counter Helps You Stay Compliant

Digital Tally Counter offers two free tools that help venues and businesses track occupancy in real time. The people counter at digitaltallycounter.com/counters/people-counter provides separate entry and exit buttons with a running net count — the current number of people inside the building. A door host or manager taps entry as people arrive and exit as they leave, and the center display always shows how close the current count is to the posted limit. The tally counter at digitaltallycounter.com provides a simpler single-button count for smaller venues that just need to count entries. Both tools run in any web browser, require no account or installation, store counts in local browser storage so they persist if the browser is closed, and work entirely offline after the initial page load. For fire code compliance, the people counter is the recommended tool because it tracks both entries and exits, giving you a true current-occupancy number rather than a cumulative entry total.

State Code Adoption at a Glance

Approximately 42 states adopt the International Fire Code (IFC) with state amendments. A smaller group — including Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont — follows the NFPA 1 Fire Code and NFPA 101 Life Safety Code. Florida and New Jersey use hybrid approaches with extensive state-specific amendments. New York City and Chicago maintain entirely separate city fire codes that differ significantly from their respective state codes. Regardless of which code family your state follows, the fundamental occupancy calculation is similar.

50-State Fire Code Directory

AL — Alabama

Alabama adopts the International Fire Code (IFC) with state amendments through the Alabama Building Commission. The state fire marshal office operates under the Alabama Department of Insurance. Local jurisdictions may adopt additional requirements. Municipalities with populations over 5,000 are required to enforce the state building code, while smaller communities may opt in. Contact: Alabama State Fire Marshal, (334) 241-4166. Code lookup: codes.alabama.gov.

AK — Alaska

Alaska adopts the International Fire Code and International Building Code through the Department of Public Safety, Division of Fire and Life Safety. Alaska's fire marshal office has jurisdiction statewide, including unincorporated areas. The state enforces occupancy limits for all assembly occupancies (50 or more persons) and all educational, institutional, and high-hazard occupancies. Contact: Alaska State Fire Marshal, (907) 269-5491. Code lookup: dps.alaska.gov/fls.

AZ — Arizona

Arizona adopts the International Fire Code with state amendments through the Arizona Department of Forestry and Fire Management, Office of the State Fire Marshal. Arizona is a strong home-rule state, meaning cities and counties may adopt more restrictive fire codes than the state minimum. Major cities like Phoenix, Tucson, and Scottsdale have their own fire prevention bureaus that handle occupancy inspections and permitting. Contact: Arizona State Fire Marshal, (602) 364-1003. Code lookup: dffm.az.gov.

AR — Arkansas

Arkansas does not have a mandatory statewide fire code for all building types. The state fire marshal, under the Arkansas Department of Insurance, enforces fire safety in state-owned buildings, schools, and certain occupancies. Many local jurisdictions adopt the IFC or NFPA 1 independently. Restaurant and venue owners should check with their local fire department or building authority for applicable occupancy requirements. Contact: Arkansas State Fire Marshal, (501) 683-6382.

CA — California

California adopts the California Fire Code (CFC), which is based on the International Fire Code with extensive state amendments published as Title 24, Part 9 of the California Code of Regulations. California's fire code is among the most stringent in the nation, with specific requirements for high-rise buildings, entertainment venues, cannabis facilities, and wildland-urban interface areas. The Office of the State Fire Marshal (OSFM) operates under Cal Fire. Local fire authorities (city and county fire departments) conduct occupancy inspections and may adopt local amendments. Contact: California Office of State Fire Marshal, (916) 568-3800. Code lookup: osfm.fire.ca.gov.

CO — Colorado

Colorado adopts the International Fire Code with state amendments through the Division of Fire Prevention and Control (DFPC) under the Department of Public Safety. Colorado does not have a mandatory statewide building code — local jurisdictions adopt building codes independently — but the state fire code applies statewide. Fire marshals in larger cities (Denver, Colorado Springs, Boulder) maintain their own fire prevention bureaus. Contact: Colorado Division of Fire Prevention and Control, (720) 852-6600. Code lookup: dfpc.state.co.us.

CT — Connecticut

Connecticut adopts the State Fire Safety Code, which incorporates NFPA 1 Fire Code and NFPA 101 Life Safety Code. Connecticut is one of the minority of states that follows the NFPA code family rather than the IFC/IBC family. The Office of the State Fire Marshal operates under the Department of Administrative Services. Local fire marshals, required in every municipality, conduct occupancy inspections. Contact: Connecticut State Fire Marshal, (860) 713-5990. Code lookup: portal.ct.gov/das/Office-of-State-Fire-Marshal.

DE — Delaware

Delaware adopts the International Fire Code and International Building Code through the Office of the State Fire Marshal under the Department of Safety and Homeland Security. Delaware's fire marshal office has broad authority and conducts plan review, permitting, and occupancy inspections for commercial buildings statewide. Contact: Delaware State Fire Marshal, (302) 739-5665. Code lookup: statefiremarshal.delaware.gov.

FL — Florida

Florida adopts the Florida Fire Prevention Code, which is based on NFPA 1 Fire Code with the Florida-specific amendments compiled by the Florida State Fire Marshal. Florida also adopts the Florida Building Code (based on the IBC) for building construction and occupancy calculations. The Bureau of Fire Prevention operates under the Division of State Fire Marshal within the Department of Financial Services. Local fire officials conduct inspections, but the state code sets the minimum standard. Contact: Florida State Fire Marshal, (850) 413-3600. Code lookup: myfloridacfo.com/division/sfm.

GA — Georgia

Georgia adopts the International Fire Code with state amendments through the Georgia Safety Fire Commissioner, which operates as an independent state office. Georgia requires annual fire safety inspections for assembly occupancies, hotels, schools, and hospitals. Local fire departments may conduct inspections on behalf of the state. Contact: Georgia Safety Fire Commissioner, (404) 656-2064. Code lookup: oci.georgia.gov/fire-safety.

HI — Hawaii

Hawaii adopts the International Fire Code and International Building Code with state amendments. The State Fire Council coordinates fire prevention standards, but enforcement is handled by the four county fire departments (Honolulu, Maui, Hawaii County, and Kauai). Occupancy inspections for commercial properties are conducted by the county fire prevention bureaus. Contact: State Fire Council, (808) 587-3580. Code lookup: hawaii.gov/labor/sfcc.

ID — Idaho

Idaho adopts the International Fire Code with state amendments through the Idaho Division of Building Safety, State Fire Marshal office. Idaho enforces the state fire code in jurisdictions that do not have their own fire prevention program. Larger cities like Boise maintain their own fire prevention bureaus. Contact: Idaho State Fire Marshal, (208) 334-3950. Code lookup: dbs.idaho.gov.

IL — Illinois

Illinois adopts the International Fire Code with state amendments through the Office of the State Fire Marshal (OSFM). Illinois has specific additional requirements for assembly venues with occupancy over 100 persons, including mandatory annual inspections. Chicago maintains its own fire code (the Municipal Code of Chicago, Title 15) which differs significantly from the state code. Contact: Illinois State Fire Marshal, (217) 785-0969. Code lookup: sfm.illinois.gov.

IN — Indiana

Indiana adopts the Indiana Fire Prevention Code, based on the International Fire Code with state amendments, through the Indiana Department of Homeland Security, Division of Fire Prevention and Building Safety. Indiana requires fire safety inspections for all assembly occupancies. Contact: Indiana State Fire Marshal, (317) 232-2222. Code lookup: in.gov/dhs/fire-prevention-and-building-safety.

IA — Iowa

Iowa adopts the International Fire Code with state amendments through the State Fire Marshal Division under the Department of Public Safety. Iowa requires annual fire inspections for assembly occupancies including restaurants, bars, theaters, and event venues. Contact: Iowa State Fire Marshal, (515) 725-6145. Code lookup: dps.iowa.gov/divisions/state-fire-marshal.

KS — Kansas

Kansas adopts the International Fire Code and International Building Code through the Office of the State Fire Marshal under the Kansas Insurance Department. Kansas fire code enforcement is shared between the state fire marshal and local fire departments. Contact: Kansas State Fire Marshal, (785) 296-3401. Code lookup: firemarshal.ks.gov.

KY — Kentucky

Kentucky adopts the Kentucky Building Code (based on IBC) and the Kentucky Fire Prevention Code (based on IFC) through the Department of Housing, Buildings and Construction. The State Fire Marshal operates under the same department. Kentucky requires fire safety inspections for all assembly, educational, and institutional occupancies. Contact: Kentucky State Fire Marshal, (502) 573-0382. Code lookup: dhbc.ky.gov.

LA — Louisiana

Louisiana adopts the International Fire Code with state amendments through the Office of the State Fire Marshal under the Louisiana Department of Public Safety. Louisiana has specific requirements for entertainment venues in New Orleans and Baton Rouge, reflecting the state's unique hospitality culture. Contact: Louisiana State Fire Marshal, (225) 925-4911. Code lookup: lasfm.org.

ME — Maine

Maine adopts NFPA 101 Life Safety Code and NFPA 1 Fire Code through the State Fire Marshal Office under the Department of Public Safety. Maine is one of the states that follows the NFPA code family. The state fire marshal has jurisdiction statewide and conducts inspections in communities without local fire inspectors. Contact: Maine State Fire Marshal, (207) 626-3880. Code lookup: maine.gov/dps/fmo.

MD — Maryland

Maryland adopts the International Fire Code with state amendments through the Office of the State Fire Marshal under the Department of State Police. Maryland requires fire safety inspections for all places of assembly. Baltimore City maintains its own fire code enforcement separate from the state. Contact: Maryland State Fire Marshal, (410) 653-8980. Code lookup: mdsp.maryland.gov/firemarshal.

MA — Massachusetts

Massachusetts adopts the Massachusetts Comprehensive Fire Safety Code (527 CMR), which incorporates NFPA 1 with extensive state amendments. Massachusetts also follows NFPA 101 Life Safety Code for building egress and occupancy. The Department of Fire Services and the Office of the State Fire Marshal enforce the code. Massachusetts has some of the most stringent assembly occupancy requirements in the country, particularly following the Station nightclub fire in neighboring Rhode Island (2003). Contact: Massachusetts State Fire Marshal, (978) 567-3100. Code lookup: mass.gov/state-fire-marshal.

MI — Michigan

Michigan adopts the International Fire Code with state amendments through the Bureau of Fire Services under the Department of Licensing and Regulatory Affairs (LARA). Michigan requires annual fire safety inspections for assembly occupancies with capacity over 50 persons. Contact: Michigan State Fire Marshal, (517) 241-8847. Code lookup: michigan.gov/lara/bureau-list/bfs.

MN — Minnesota

Minnesota adopts the Minnesota State Fire Code, based on the International Fire Code with state amendments, through the State Fire Marshal Division under the Department of Public Safety. Minnesota has specific additional requirements for assembly occupancies in cold-weather conditions, including emergency heating provisions. Contact: Minnesota State Fire Marshal, (651) 201-7200. Code lookup: sfm.dps.mn.gov.

MS — Mississippi

Mississippi adopts the International Fire Code through the State Fire Marshal Office under the Mississippi Insurance Department. Mississippi enforcement varies significantly by jurisdiction — larger cities like Jackson maintain fire prevention bureaus while rural areas rely on the state fire marshal. Contact: Mississippi State Fire Marshal, (601) 359-1061. Code lookup: mid.ms.gov/fire-marshal.

MO — Missouri

Missouri adopts the International Fire Code with state amendments through the Division of Fire Safety under the Department of Public Safety. Missouri does not have a mandatory statewide building code, but the fire code applies statewide. Fire safety inspections for assembly occupancies are conducted by local fire departments or the state fire marshal in unincorporated areas. Contact: Missouri State Fire Marshal, (573) 751-2930. Code lookup: dfs.dps.mo.gov.

MT — Montana

Montana adopts the International Fire Code through the Fire Prevention and Investigation Bureau under the Department of Justice. Montana's state fire marshal has jurisdiction statewide, with local fire departments conducting inspections in incorporated areas. Contact: Montana State Fire Marshal, (406) 444-2050. Code lookup: dojmt.gov/enforcement/fire-prevention-investigation/

NE — Nebraska

Nebraska adopts the International Fire Code with state amendments through the State Fire Marshal Agency, an independent state agency. Nebraska requires fire safety inspections for all buildings open to the public. Contact: Nebraska State Fire Marshal, (402) 471-2027. Code lookup: sfm.nebraska.gov.

NV — Nevada

Nevada adopts the International Fire Code with state amendments through the State Fire Marshal Division under the Department of Public Safety. Nevada has specific additional requirements for casino gaming floors, entertainment venues, and convention facilities, reflecting the unique occupancy challenges of the Las Vegas and Reno hospitality corridors. Clark County (Las Vegas) maintains its own fire prevention bureau with requirements that often exceed the state minimum. Contact: Nevada State Fire Marshal, (775) 684-7500. Code lookup: fire.nv.gov.

NH — New Hampshire

New Hampshire adopts NFPA 101 Life Safety Code and NFPA 1 Fire Code through the State Fire Marshal Office under the Department of Safety. New Hampshire follows the NFPA code family. The state fire marshal conducts inspections in communities without local fire prevention programs. Contact: New Hampshire State Fire Marshal, (603) 223-4289. Code lookup: nh.gov/safety/divisions/firesafety.

NJ — New Jersey

New Jersey adopts the Uniform Fire Code of New Jersey (NJAC 5:70), developed by the NJ Division of Fire Safety, which incorporates elements of both the IFC and NFPA codes with extensive state-specific amendments. The Division of Fire Safety operates under the Department of Community Affairs. New Jersey requires registered fire prevention bureaus in every municipality. Assembly occupancies require annual inspections and a Certificate of Fire Code Status. Contact: New Jersey Division of Fire Safety, (609) 633-6106. Code lookup: nj.gov/dca/divisions/dfs.

NM — New Mexico

New Mexico adopts the International Fire Code with state amendments through the Fire Marshal Office under the Regulation and Licensing Department. New Mexico enforces fire safety standards statewide, with local fire departments conducting inspections in incorporated areas. Contact: New Mexico State Fire Marshal, (505) 476-0600. Code lookup: rld.nm.gov/fire-marshal.

NY — New York

New York adopts the Fire Code of New York State, based on the International Fire Code with extensive state amendments, through the Division of Building Standards and Codes under the Department of State. New York City maintains its own entirely separate fire code (NYC Fire Code, Title 29 of the NYC Administrative Code) and building code, enforced by FDNY. Outside NYC, local code enforcement offices conduct inspections under state oversight. Assembly occupancies require a Place of Assembly Certificate of Operation (PACO) in NYC or equivalent permitting upstate. Contact: New York Division of Building Standards and Codes, (518) 474-4073. NYC: FDNY Bureau of Fire Prevention, 311. Code lookup: dos.ny.gov/building-standards-and-codes.

NC — North Carolina

North Carolina adopts the North Carolina State Building Code, Volume V: Fire Prevention Code, based on the International Fire Code with state amendments. The Office of the State Fire Marshal operates under the Department of Insurance. North Carolina requires periodic fire safety inspections for all assembly and institutional occupancies. Contact: North Carolina State Fire Marshal, (919) 647-0000. Code lookup: ncdoi.gov/osfm.

ND — North Dakota

North Dakota adopts the International Fire Code through the Office of the State Fire Marshal under the Office of Attorney General. North Dakota enforces fire safety standards statewide. Contact: North Dakota State Fire Marshal, (701) 328-5555. Code lookup: nd.gov/ndfmo.

OH — Ohio

Ohio adopts the Ohio Fire Code, based on the International Fire Code with state amendments, through the Division of the State Fire Marshal under the Department of Commerce. Ohio's fire marshal office is one of the largest in the country and conducts inspections for assembly, mercantile, industrial, and storage occupancies statewide. Contact: Ohio State Fire Marshal, (614) 752-8200. Code lookup: com.ohio.gov/fire.

OK — Oklahoma

Oklahoma adopts the International Fire Code with state amendments through the Office of the State Fire Marshal under the Oklahoma Insurance Department. Oklahoma enforcement is shared between state and local fire officials. Contact: Oklahoma State Fire Marshal, (405) 522-5005. Code lookup: oid.ok.gov/fire-marshal.

OR — Oregon

Oregon adopts the Oregon Fire Code, based on the International Fire Code with state amendments, through the Office of State Fire Marshal under the Oregon State Police. Oregon has specific additional requirements for timber-frame construction and wildland-urban interface areas. Local fire districts conduct inspections in their jurisdictions. Contact: Oregon State Fire Marshal, (503) 934-8200. Code lookup: oregon.gov/osp/programs/sfm.

PA — Pennsylvania

Pennsylvania adopts the International Fire Code with state amendments through the State Fire Commissioner under the Office of the State Fire Commissioner (OSFC). Pennsylvania requires Uniform Construction Code (UCC) compliance for all commercial buildings. Local municipalities enforce the code through certified building code officials. Contact: Pennsylvania State Fire Commissioner, (717) 651-2200. Code lookup: osfc.pa.gov.

RI — Rhode Island

Rhode Island adopts the State Fire Code, incorporating NFPA 1 and NFPA 101, with state amendments through the State Fire Marshal under the Department of Public Safety. Following the 2003 Station nightclub fire in West Warwick — which killed 100 people and was caused in part by overcrowding and inadequate exits — Rhode Island enacted some of the most rigorous assembly occupancy requirements in the nation, including mandatory sprinkler retrofits and enhanced fire inspection programs for nightclubs and assembly venues. Contact: Rhode Island State Fire Marshal, (401) 462-4200. Code lookup: fire-marshal.ri.gov.

SC — South Carolina

South Carolina adopts the International Fire Code with state amendments through the Office of State Fire Marshal under the Department of Labor, Licensing and Regulation. South Carolina requires fire safety inspections for assembly occupancies and maintains a statewide fire incident reporting system. Contact: South Carolina State Fire Marshal, (803) 896-9800. Code lookup: llr.sc.gov/fire.

SD — South Dakota

South Dakota adopts the International Fire Code through the State Fire Marshal Office under the Department of Public Safety. South Dakota's fire marshal office has statewide authority and provides fire investigation, inspection, and code enforcement services. Contact: South Dakota State Fire Marshal, (605) 773-3562. Code lookup: dps.sd.gov/emergency-services/state-fire-marshal.

TN — Tennessee

Tennessee adopts the International Fire Code with state amendments through the State Fire Marshal Office under the Department of Commerce and Insurance. Tennessee requires fire safety inspections for all commercial assembly occupancies and maintains specific requirements for music and entertainment venues, reflecting the state's significant live music industry in Nashville and Memphis. Contact: Tennessee State Fire Marshal, (615) 741-2981. Code lookup: tn.gov/commerce/fire-prevention.

TX — Texas

Texas adopts the International Fire Code with state amendments through the State Fire Marshal Office under the Texas Department of Insurance. Texas is a strong local-control state, and many major cities (Houston, Dallas, San Antonio, Austin) maintain their own fire codes that may exceed state minimums. Notably, Houston does not have traditional zoning, which means fire code compliance is particularly important as the primary regulatory control on building occupancy. Contact: Texas State Fire Marshal, (512) 676-6800. Code lookup: tdi.texas.gov/fire.

UT — Utah

Utah adopts the International Fire Code with state amendments through the State Fire Marshal Office under the Department of Public Safety. Utah requires fire safety inspections for all assembly, educational, and institutional occupancies. Contact: Utah State Fire Marshal, (801) 284-6350. Code lookup: firemarshal.utah.gov.

VT — Vermont

Vermont adopts the Vermont Fire and Building Safety Code, incorporating NFPA 101 Life Safety Code with state amendments, through the Division of Fire Safety under the Department of Public Safety. Vermont follows the NFPA code family. The state conducts fire safety inspections for all public buildings. Contact: Vermont Division of Fire Safety, (802) 479-7561. Code lookup: firesafety.vermont.gov.

VA — Virginia

Virginia adopts the Virginia Statewide Fire Prevention Code, based on the International Fire Code with state amendments, through the State Fire Marshal Office under the Department of Fire Programs. Virginia requires annual fire inspections for assembly occupancies and specific enhanced requirements for college and university buildings. Contact: Virginia State Fire Marshal, (804) 249-1970. Code lookup: vafire.com.

WA — Washington

Washington adopts the International Fire Code with state amendments through the State Fire Marshal Office under the Washington State Patrol. Washington's fire code applies statewide, with local fire authorities conducting inspections. Washington has specific additional requirements for venues in seismic zones. Contact: Washington State Fire Marshal, (360) 596-3929. Code lookup: wsp.wa.gov/state-fire-marshals-office.

WV — West Virginia

West Virginia adopts the International Fire Code with state amendments through the State Fire Marshal Office under the State Fire Commission. West Virginia requires fire safety inspections for all commercial and assembly buildings. Contact: West Virginia State Fire Marshal, (304) 558-2191. Code lookup: firemarshal.wv.gov.

WI — Wisconsin

Wisconsin adopts the International Fire Code with state amendments through the Division of Industry Services under the Department of Safety and Professional Services. Wisconsin maintains specific requirements for taverns and entertainment venues, reflecting the state's hospitality industry. Contact: Wisconsin State Fire Prevention, (608) 266-8741. Code lookup: dsps.wi.gov/Pages/Programs/IndustryServices.

WY — Wyoming

Wyoming adopts the International Fire Code with state amendments through the State Fire Marshal Office under the Department of Fire Prevention and Electrical Safety. Wyoming's fire marshal office provides inspection services statewide. Contact: Wyoming State Fire Marshal, (307) 777-7288. Code lookup: wsfm.wyo.gov.

Finding Your Local Requirements

While this guide covers the state-level fire code framework for all 50 states, remember that your actual occupancy requirements may be set by your local jurisdiction — city, county, or fire district. The state fire marshal office listed for each state is the best starting point. Call them, tell them your address and business type, and they will direct you to the authority having jurisdiction (AHJ) over your property. That local AHJ is the office that calculates your occupancy limit, posts the placard, conducts inspections, and issues citations. Once you know your posted limit, use Digital Tally Counter people counter to track your real-time occupancy and stay in compliance.