The American Rescue plan has a bunch of money tied up and not being used. Biden just rewrote the rules for its use so that money can now be used for low income housing. I like this and would have been happy had congress actually passed a bill that provided for this, which is their actual job.
news.yahoo.com
White House rewrites rules to push more affordable housing with COVID-19 rescue funds
Cities and states have greater flexibility to use American Rescue Plan funds on affordable housing under new Biden administration changes.