Call the Lawyers

Under the proposal, on certain projects the city would help pay contractors’ costs for hiring and training people who live in high-poverty neighborhoods or who receive food stamps or Medicaid.

http://www.omaha.com/news/metro/chris-jerram-s-proposal-to-boost-high-poverty-hires-is/article_d49c9111-63fa-51d6-8932-a7d56bc9d1f0.html?mode=jqm

Can you even ask if they are receiving aid?

Can you give someone preferential treatment based on their address?

You might want to run that by an employment, contract  & constitutional lawyer