[§518-3] Invalidity of certain restrictive covenants. It is the public policy of the State to establish community residences in residential areas. Therefore, any restrictive covenant or other private legal impediment made by any person, association, firm, or corporation which directly or indirectly prevents or restricts the establishment in an area zoned for residential use of a facility licensed by the State as an adult residential care home as defined under section 321-15.1; intermediate care facility/mental retardation-community as defined under section [46-4(f)]; or special treatment facility as defined under section 334-1 shall be void and unenforceable as to such community residences. [L 1988, c 204, §2]