I recommend contacting the Legal Assistance Foundation of Metropolitan Chicago about this issue. They are the experts in this area on subsidized housing.
The above response is not intended to create, nor does it create either an attorney-client relationship or an ongoing duty to respond to questions. It is intended to be solely the educated opinion of the author and should not be relied upon as legal advice. The response given is based upon the limited facts provided by the inquiring person and additional or differing facts might change the response. Attorney is licensed to practice law only in the state of Illinois. Responses are answers to general legal questions and the inquiring party should consult a local attorney for specific answers and advice.