City Building Permits
San Marcos, TX Building Permit Guide
How to apply for a building permit in San Marcos, Texas. Permit authority, application steps, fees, and inspection requirements.
Permit Authority
All properties within the incorporated City of San Marcos located in Guadalupe County. San Marcos is primarily associated with Hays County.
- Department
- Planning and Development Services / Permit Center
Online Permit Portal
Platform: Accela • Account required: Yes • Submission: Online only
Additional resources:
Application Process
- Verify property is within San Marcos city limits in Guadalupe County.
- Review Permit Center guidelines.
- Prepare construction plans and application materials.
- Submit through the Accela portal.
- San Marcos Permit Center reviews for completeness.
- Route to applicable departments.
- Pay permit and plan-check fees.
- Complete plan review and inspections.
- Receive permit.
General Requirements
Building permits are required for most new construction, additions, remodels, and trade work regulated by the city's adopted codes within San Marcos city limits.
Work That Does NOT Require a Permit
Contact the Planning and Development Services / Permit Center to confirm whether your project requires a permit before starting work.
Inspections
How to Schedule
Additional Resources
- Verify contractor license: TDLR License Lookup
- License lookup guide: Texas Contractor License Requirements
- Contract template: Texas Homeowner-Contractor Agreement
- Texas hub: Texas Contractor License & Permit Hub
Information on this page was last verified: March 2026. Permit rules and fees change — confirm current requirements directly with the Planning and Development Services / Permit Center before applying.
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