Historic Properties Resource Links Below are useful links relating to property accessibility and the Texas Accessibility Standards. Friends of the Governor's Mansion HUD Rehabilitation Guidelines Volume 8: Guidelines for Fire Ratings for Archaic Materials and Assemblies (pdf4.9 MB) National Park Service, local historic districts National Park Service, Illustrated Rehabilitation Guidelines National Park Service, Standards for the Treatment of Historic Properties National Park Service Preservation Briefs (home page with list of all briefs) National Park Service Tax Credit Information Secretary of the Interior's Standards for Architectural and Engineering Documentation Secretary of the Interior's Standards for Rehabilitation Texas Department of Licensing and Regulation, Architectural Barriers U. S. Department of Justice, Americans with Disabilities Act |