Sources
Every source cited on the national pages and the place pages, in one list. State licensing sources are listed on each state’s page. Quotations were checked against these sources on September 30, 2026; state licensing records were checked on September 29, 2026.
- 16 CFR 1211.16, required text of the opener's owner's manual (CFR 2025 edition)
- 16 CFR Part 429, the FTC's rule on cooling-off periods (CFR 2025 edition)
- Amarr, guide to garage door springs (manufacturer)
- ANSI/DASMA 103, standard for counterbalance systems on residential sectional doors
- California Health and Safety Code § 19890
- California Health and Safety Code § 19892
- Chamberlain support, lights flash and the door will not close (manufacturer)
- Citizens Property Insurance, 2026 changes to the wind mitigation form
- CPSC Publication 523, non-reversing automatic garage door openers
- DASMA Technical Data Sheet #1502, wind load labeling
- DASMA Technical Data Sheet #152, wind load
- DASMA Technical Data Sheet #163, R-value and U-factor
- DASMA Technical Data Sheet #174, garage door safety
- DASMA Technical Data Sheet #190, factors affecting spring cycle life
- ENERGY STAR Residential Windows, Doors and Skylights, Version 7 specification
- FEMA National Risk Index
- FEMA, Protect Your Property From Severe Winds (2023)
- Florida Building Commission, 2010 FBC chapter 16, HVHZ
- Florida Building Commission, High-Velocity Hurricane Zones
- Florida uniform mitigation verification inspection form OIR-B1-1802, Rev. 01/12 (via Citizens)
- FTC, Buyer's remorse: the FTC's Cooling-Off Rule
- FTC, How To Avoid a Home Improvement Scam
- Google Trends, United States, weekly index for garage door won't open (our reading)
- ICC Building Safety Journal, garage door provisions in the International Residential Code
- Miami-Dade County, Notice of Acceptance 25-0128.02 (example)
- Minnesota Statutes § 325F.83
- NOAA NCEI, national climate report for January 2024
- NOAA NCEI, U.S. Climate Normals 1991–2020
- Texas Department of Insurance, questions to ask your contractor before installing opening protection
- Texas Department of Insurance, windstorm inspections
- TWIA, coverage eligibility
- TWIA, windstorm certification
- U.S. Census Bureau, American Community Survey 2019–2023 5-year estimates