Rely · Affordable housing research
Find the rule.
Know where it comes from.
Federal, state and local housing requirements, brought together with the agency sources behind them.
Start with the requirement
Search by topic, then narrow to your program and location.
Browse research →Look up income and rent references
Find published income limits and calculated rent references by area and year.
Look up limits →Follow the original source
Open agency guidance, regulations and manuals to verify the details.
Explore sources →Built for affordable housing professionals. Federal research is open to everyone; state and local research requires account access. See what’s included.