765 ILCS 750/10
For purposes of this Act:
"Domestic violence" means "abuse" as defined in Section 103 of the Illinois Domestic Violence Act of 1986 by a "family or household member" as defined in Section 103 of the Illinois Domestic Violence Act of 1986.
"Landlord" means the owner of a building or the owner's agent with regard to matters concerning landlord's leasing of a dwelling.
"Sexual violence" means any act of sexual assault, sexual abuse, or stalking of an adult or minor child, including but not limited to non-consensual sexual conduct or non-consensual sexual penetration as defined in the Civil No Contact Order Act and the offenses of stalking, aggravated stalking, criminal sexual assault, aggravated criminal sexual assault, predatory criminal sexual assault of a child, criminal sexual abuse, and aggravated criminal sexual abuse as those offenses are described in the Criminal Code of 2012.
"Tenant" means a person who has entered into an oral or written lease with a landlord whereby the person is the lessee under the lease.
765 ILCS 750/10