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Office of the County Engineer logo featuring a bridge, buildings, and the words "Harris County"
Harris County Fire Marshal State of Texas Prevention Hazmat Investigation Police badge emblem

HARRIS COUNTY
FIRE CODE AMENDMENTS

In 2025, significant updates were made to the Harris County Fire Code, advancing our commitment to safety, preparedness and response. On January 1, 2025, Harris County adopted critical changes to its Fire Code, aligning with the 2021 International Fire Code (IFC). These revisions are applicable to the unincorporated areas of the county, emphasizing the protection of residents and the enhancement of resilient communities.

Harris County Fire Code

Fire Code Amendments 2021

 (October 1, 2025)

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X - EXHIBIT A

ADDITIONS, INSERTIONS, DELETION AND CHANGES TO INTERNATIONAL FIRE CODE 2021 EDITION

Y - EXHIBIT B

ADDITIONS, INSERTIONS, DELETION AND CHANGES TO INTERNATIONAL BUILDING CODE 2021 EDITION


CHAPTER 5 - GENERAL BUILDING HEIGHTS AND AREAS

TABLE 508.4 IS AMENDED TO INCLUDE FOOTNOTE “g” TO READ AS FOLLOWS:

TABLE 508.4

REQUIRED SEPARATION OF OCCUPANCIES (HOURS) f

OCCUPANCY GROUP | A, E | I-1 a, I-3, I-4 | I-2 | R a | F-2, S-2 b, U | B e,g, F-1, M, S-1 | H-1 | H-2 | H-3, H-4 | H-5

‍ ‍ S | NS | S | NS | S | NS | S | NS | S | NS | S | NS | S | NS | S | NS | S | NS | S | NS

A, E N N 1 2 2 NP 1 2 N 1 1 2 NP NP 3 4 2 3 2 NP

I-1 a, I-3, I-4 1 2 N N 2 NP 1 NP 1 2 1 2 NP NP 3 NP 2 NP 2 NP

I-2 2 NP 2 NP N N 2 NP 2 NP 2 NP NP NP 3 NP 2 NP 2 NP

R a 1 2 N N 2 NP N N 1c 2c 1 2 NP NP 3 NP 2 NP 2 NP

F-2, S-2 b, U N 1 1 2 N N 1c 2c N N 1 2 NP NP 3 4 2 3 2 NP

B e,g, F-1, M, S-1 1 2 1 2 2 NP N N 1 2 N N NP NP 2 3 1 2 1 NP

H-1 NP NP NP NP NP NP NP NP NP NP NP NP N NP NP NP NP NP NP NP

H-2 3 4 3 NP 3 NP 3 NP 3 4 2 3 NP NP N NP 1 NP 1 NP

H-3, H-4 2 3 2 NP 2 NP 2 NP 2 3 1 2 NP NP 1 NP 1d NP 1 NP

H-5 2 NP 2 NP 2 NP 2 NP 2 NP 1 NP NP NP 1 NP 1 NP N NP

S = Buildings equipped throughout with an automatic sprinkler system installed in accordance with Section 903.3.1.1.

NS = Buildings not equipped throughout with an automatic sprinkler system installed in accordance with Section 903.3.1.1.

N = No separation requirement.

NP = Not permitted.

a.   See Section 420.

b.   The required separation from areas used only for private or pleasure vehicles shall be reduced by 1 hour but to not less than 1 hour.

c. See Section 406.3.2 and 406.6.4.

d. Separation is not required between occupancies of the same classification.

e. See Section 422.2 for ambulatory care facilities.

f. Occupancy separations that serve to define fire area limits established in Chapter 9 for requiring fire protection systems shall also comply with Section 707.3.10 and Table 707.3.10 in accordance with Section 901.7.

g. Group B occupancies are not required to be separated from Group F-2, S-2 or U occupancies, unless required by the County Engineer or Fire Code Official.


CHAPTER 10 - MEANS OF EGRESS

TABLE 1004.5 “ASSEMBLY” IS AMENDED TO READ AS FOLLOWS:

TABLE 1004.5

MAXIMUM FLOOR AREA ALLOWANCES PER OCCUPANT

FUNCTION OF SPACE | OCCUPANT LOAD FACTOR a

Assembly Gaming floors (keno, slots, etc.) | 11 gross 30 net 11 net

Exhibit Gallery and Museum Escape/Puzzle

rooms 

Assembly with fixed seats‍ ‍ | See Section 1004.6

Assembly without fixed seats ‍ ‍ | 7 net 5 net 15 net

Concentrated (chairs only—not fixed)

Standing space Unconcentrated

(tables and chairs) 

For SI: 1 square foot = 0.0929 m².

Floor area in square feet per occupant.



Z - EXHIBIT C

CONTACTS FOR PROCESSES

Harris County Fire Code Hub

website: www.hcfchub.net

Harris County Fire Marshal’s Office

Operational Permits

  Email: fmooperationalpermit@fmo.hctx.net

Phone: 713-274-1720

Fire Code Inspections

  Email: fmosupport@fmo.hctx.net

Phone: 713-274-1700

Annual Inspections

  Email: fmooperationalpermit@fmo.hctx.net

Phone: 713-274-1720

Fire Code Complaints

  Email: fmosupport@fmo.hctx.net

Phone: 713-274-1700

Harris County Engineering Office

Fire Code Permits

  Email: firecode@harriscountytx.gov

Phone: 713-274-3922

Power Release

  Email: powerrelease@harriscountytx.gov

Phone: 713-274-3926

Storm Water

  Email: swq@harriscountytx.gov

Phone: 713-274-3900

Civil Review – Commercial Site

  Email: civildevel@harriscountytx.gov

Phone: 713-274-3921

Commercial Minor Development

  Email: minordev@harriscountytx.gov

Phone: 713-274-3921

Signs

  Email: signs@harriscountytx.org

Phone: 713-274-3922

Communications Facilities

  Email: minordev@harriscountytx.gov

Phone: 713-274-3933

Public Review Right of Way

  Email: public.review@harriscountytx.gov

Phone: 713-274-3931

Street Acceptance

  Email: acceptance@harriscountytx.gov

Phone: 713-274-3931

Floodplain

  Email: darrell.hahn@harriscountytx.gov

Phone: 713-274-3776

Residential

  Email: residential@harriscountytx.gov

Phone: 713-274-3920

Platting

  Email: platting@harriscountytx.gov

Phone: 713-274-3932

Wastewater

  Email: wastewater@harriscountytx.gov

Phone: 713-274-3900

Permits – Clerical/Receiving

  Email: permitsinfo@harriscountytx.gov

Phone: 713-274-3939

Compliance

  Email: compliance@harriscountytx.gov

Phone: 713-274-3926

 

Enforcement

  Email: Enforcement@harriscountytx.gov

Phone: 713-274-3949

Development Inspection

  Email: devinspect@harriscountytx.gov

Phone: 713-274-3924

Traffic Review

  Email: trafficpermits@harriscountytx.gov

Phone: 713-274-3349