Contact & Contractor Data Submissions
Reach our building-systems research team to submit anonymized 2026 residential contractor quotes, request regional wage index updates, or ask a question about our methodology.
Editorial & Research Inquiries
US Cost Index updates its 50-state contractor labor rates, distributor equipment tables, and federal tax credit rules quarterly. If you are a licensed mechanical, plumbing, roofing, or structural contractor and wish to contribute regional bid benchmarks, please contact our desk:
Research & Data Desk
research@uscostindex.com Press & Media Citations
editorial@uscostindex.com Primary Public Data Sources
All calculators on US Cost Index are independent estimation tools and do not sell homeowner personal contact information without explicit request. Our underlying datasets are audited against:
- • U.S. Bureau of Labor Statistics (BLS): Occupational Employment and Wage Statistics (SOC 49-9021, 47-2152, 47-2181, 47-2031).
- • U.S. Department of Energy (DOE) & AHRI: 2026 SEER2, EER2, HSPF2, and A2L Refrigerant Mandate standards.
- • U.S. Geological Survey (USGS) & EPA: Shallow groundwater temperature maps and State Radon Zone screening databases.
- • Internal Revenue Service (IRS): Section 25C Energy Efficient Home Improvement Credit (Form 5695) guidelines.