Illinois don't have a castle doctrine law. Why? Cause even tho Illinois isn't the most gun friendly state, we still have a no duty to retreat. We don't need a castle dotrine cause our laws on this subject are good IMO.
(720 ILCS 5/7-1) Sec. 7-1. Use of force in defense of person.
A person is justified in the use of force against another when and to the extent that he reasonably believes that such conduct is necessary to defend himself or another against such other's imminent use of unlawful force. However, he is justified in the use of force which is intended or likely to cause death or great bodily harm only if he reasonably believes that such force is necessary to prevent imminent death or great bodily harm to himself or another, or the commission of a forcible felony.
(720 ILCS 5/7-2) Sec. 7-2. Use of force in defense of dwelling.
A person is justified in the use of force against another when and to the extent that he reasonably believes that such conduct is necessary to prevent or terminate such other's unlawful entry into or attack upon a dwelling. However, he is justified in the use of force which is intended or likely to cause death or great bodily harm only if:
(a) The entry is made or attempted in a violent, riotous, or tumultuous manner, and he reasonably believes that such force is necessary to prevent an assault upon, or offer of personal violence to, him or another then in the dwelling, or
(B ) He reasonably believes that such force is necessary to prevent the commission of a felony in the dwelling.
(720 ILCS 5/7-3) Sec. 7-3. Use of force in defense of other property.
A person is justified in the use of force against another when and to the extent that he reasonably believes that such conduct is necessary to prevent or terminate such other's trespass on or other tortious or criminal interference with either real property (other than a dwelling) or personal property, lawfully in his possession or in the possession of another who is a member of his immediate family or household or of a person whose property he has a legal duty to protect. However, he is justified in the use of force which is intended or likely to cause death or great bodily harm only if he reasonably believes that such force is necessary to prevent the commission of a forcible felony.
(720 ILCS 5/7-8) Sec. 7-8. Force likely to cause death or great bodily harm.
(a) Force which is likely to cause death or great bodily harm, within the meaning of Sections 7-5 and 7-6 includes:
(1) The firing of a firearm in the direction of the person to be arrested, even though no intent exists to kill or inflict great bodily harm; and
(2) The firing of a firearm at a vehicle in which the person to be arrested is riding.
(B ) A peace officer's discharge of a firearm using ammunition designed to disable or control an individual without creating the likelihood of death or great bodily harm shall not be considered force likely to cause death or great bodily harm within the meaning of Sections 7-5 and 7-6.
As for civil immunity:
(B ) In no case shall any act involving the use of force justified under this Section give rise to any claim or liability brought by or on behalf of any person acting within the definition of "aggressor" set forth in Section 7-4 of this Article, or the estate, spouse, or other family member of such a person, against the person or estate of the person using such justified force, unless the use of force involves willful or wanton misconduct.
(Source: P.A. 93-832, eff. 7-28-04.)
you can read it all here:
http://www.ilga.gov/legislation/ilc...&ChapterID=53&SeqStart=8200000&SeqEnd=9700000
