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Tools — §233 / §809

Residential Facilities Calculator

Determines the required number of accessible dwelling units under Texas Accessibility Standards §233. Separate Fair Housing Act and IBC Chapter 11 requirements also apply and must be evaluated independently.

ADA §233 / TAS §233 / §809

Residential Facilities

Determines the required number of accessible dwelling units under Texas Accessibility Standards §233. Separate Fair Housing Act and IBC Chapter 11 requirements also apply and must be evaluated independently.

Project Information (optional — included in PDF output)

Dwelling Units

§233.3 applies to facilities not subject to HUD Section 504 regulations. Facilities subject to HUD 504 shall comply with HUD regulations in lieu of these standards (§233.2). The Fair Housing Act and IBC Chapter 11 impose separate, independent requirements that may exceed these minimums — verify all applicable frameworks.

Results

Download the PDF for technical requirements and planning guidance.

This calculator determines the minimum number of accessible dwelling units under TAS §233. Results reflect scoping requirements only. Technical requirements for opening heights, clear floor space, and operable parts are provided in the PDF. Project-specific conditions may affect applicable requirements. Final accessibility compliance for any project should be reviewed and confirmed by a Registered Accessibility Specialist or qualified accessibility consultant. Contact Accessance Consulting for project-specific guidance.

Questions About Your Project?

This calculator provides planning guidance. Project-specific accessibility review requires a licensed professional familiar with your facility type and applicable standards.

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