Harris County, TX — 2026 Building Permit Guide

On this page 6

§ 01

Permit authority

Harris County Office of the County Engineer, Permits Division

Coverage

Unincorporated areas of Harris County. Harris County operates a Permits Division that facilitates development, construction, and occupancy of buildings and properties in unincorporated areas. Fire-code inspections tied to county permits are coordinated through the Harris County Fire Marshal.

Online portal

Harris County ePermits

Website

Department website

Additional resources

§ 02

When a permit is required

Permit triggers and exempt work for Harris County

Building permits are required for covered construction work in unincorporated Harris County as defined by county code and applicable building standards.

Note: Exempt work categories not specified in reviewed materials. Confirm with County Engineer before proceeding with any work assumed exempt.

Required documents

Completed permit application
Site plan
Project scope and construction details
Proof of ownership or authorization
Additional supporting materials as requested

Building code: Harris County adopts building code requirements; verify current code series with County Engineer.
Permit validity: Permit validity period not specified in reviewed materials; confirm with County Engineer.
Owner-builder: Owner-builder requirements not specified in reviewed materials; confirm with County Engineer.
Contractor requirements: Contractor requirements not specified in reviewed materials; confirm with County Engineer.

Source: Harris County Office of the County Engineer, Permits Division ↗

§ 03

Application process

Typical processing: Timeframe not specified by county; verify with Permits Division.

01

Confirm your property is in unincorporated Harris County (not within a city limit) and determine permit requirements with the County Engineer.
02

Prepare application materials according to Harris County requirements, including site plans, property information, and project scope details.
03

Create an account on Harris County ePermits and submit your application online.
04

County staff reviews the application for completeness and technical compliance.
05

Pay permit fees as invoiced.
06

For inspections, coordinate with Harris County or the Fire Marshal as required.
07

Comply with any requested revisions and obtain final approval before construction.

Typical processing time: Timeframe not specified by county; verify with Permits Division.

Source: Harris County Office of the County Engineer, Permits Division ↗

§ 04

Fee schedule

Harris County building permit fees

Fee type

Amount

Permit fee formula

Fee structure not detailed in reviewed materials; contact County Engineer for current fees.

Payments can be made through Harris County ePermits online system.

§ 05

Required inspections

Scheduling and sequence

How to schedule

Harris County ePermits (online)

Typical sequence: Inspection requirements and sequences are coordinated through County Engineer and Harris County Fire Marshal as applicable.

Policy on remote inspections not specified in reviewed materials.

Source: Harris County Office of the County Engineer, Permits Division ↗

§ 06

Frequently asked

Common questions about unincorporated Harris County permits

01 Do I need a building permit in unincorporated Harris County, TX? ▸

Building permits are required for covered construction work in unincorporated Harris County as defined by county code and applicable building standards.

02 How much does a building permit cost in unincorporated Harris County, TX? ▸

Building permit fees in unincorporated Harris County, TX are set by the local building department and vary by project type and valuation. Fees are calculated as: Fee structure not detailed in reviewed materials; contact County Engineer for current fees..

03 How do I apply for a building permit in unincorporated Harris County, TX? ▸

To apply for a building permit in unincorporated Harris County, TX, follow these steps: 1. Confirm your property is in unincorporated Harris County (not within a city limit) and determine permit requirements with the County Engineer. 2. Prepare application materials according to Harris County requirements, including site plans, property information, and project scope details. 3. Create an account on Harris County ePermits and submit your application online. 4. County staff reviews the application for completeness and technical compliance. 5. Pay permit fees as invoiced. 6. For inspections, coordinate with Harris County or the Fire Marshal as required. 7. Comply with any requested revisions and obtain final approval before construction.

04 How long does it take to get a building permit in unincorporated Harris County, TX? ▸

Building permit processing times in unincorporated Harris County, TX typically run Timeframe not specified by county; verify with Permits Division.. Timelines can vary based on project complexity and current department workload.

05 How do I schedule a building inspection in unincorporated Harris County, TX? ▸

Once your permit is issued and work reaches an inspection milestone, you can schedule a building inspection in unincorporated Harris County, TX via: Harris County ePermits.

last verified April 2026 source Harris County Office of the County Engineer, Permits Division ↗ entry id permits/texas/harris/unincorporated

Report a correction

Educational reference. Permit rules and fees change — confirm current requirements directly with Harris County Office of the County Engineer, Permits Division before applying. Jaspector is not legal advice.

Unincorporated Harris County