310 ILCS 20/1
It is declared as a matter of legislative determination that in order to promote and protect the health, safety, morals and welfare of the public, it is necessary in the public interest to provide financial assistance to housing authorities and Land Clearance Commissions for the purpose of facilitating the construction and development of housing and alleviating the crucial housing shortage which prevails throughout the state; that the uses and purposes for which moneys may be allocated under this act are grounded in public necessity and predicated upon emergency conditions requiring immediate governmental consideration and action; and that the provisions of this Act embrace public objects and governmental functions essential to the public interest.
310 ILCS 20/1