Illinois § 4003
Full text of Illinois Illinois Compiled Statutes § 4003, with citation guidance and answers to common questions.
§ 4003.
Illinois Insurance Code provisions. Limited health service organizations shall be subject to the provisions of Sections 133, 134, 136, 137, 139, 140, 141.1, 141.2, 141.3, 143, 143.31, 143c, 147, 148, 149, 151, 152, 153, 154, 154.5, 154.6, 154.7, 154.8, 155.04, 155.37, 155.49, 352c, 355.2, 355.3, 355b, 355d, 356m, 356q, 356v, 356z.4, 356z.4a, 356z.10, 356z.21, 356z.22, 356z.25, 356z.26, 356z.29, 356z.32, 356z.33, 356z.41, 356z.46, 356z.47, 356z.51, 356z.53, 356z.54, 356z.57, 356z.59, 356z.61, 356z.64, 356z.67, 356z.68, 356z.71, 356z.73, 356z.74, 356z.75, 356z.80, 364.3, 368a, 401, 401.1, 402, 403, 403A, 408, 408.2, 409, 412, 444, and 444.1 and Articles IIA, VIII 1/2, XII, XII 1/2, XIII, XIII 1/2, XXV, and XXVI of the Illinois Insurance Code. Nothing in this Section shall require a limited health care plan to cover any service that is not a limited health service. For purposes of the Illinois Insurance Code, except for Sections 444 and 444.1 and Articles XIII and XIII 1/2, limited health service organizations in the following categories are deemed to be domestic companies: (1) a corporation under the laws of this State; or (2) a corporation organized under the laws of another state, 30% or more of the enrollees of which are residents of this State, except a corporation subject to substantially the same requirements in its state of organization as is a domestic company under Article VIII 1/2 of the Illinois Insurance Code. (Source: P.A. 103-84, eff. 1-1-24; 103-91, eff. 1-1-24; 103-420, eff. 1-1-24; 103-426, eff. 8-4-23; 103-445, eff. 1-1-24; 103-605, eff. 7-1-24; 103-649, eff. 1-1-25; 103-656, eff. 1-1-25; 103-700, eff. 1-1-25; 103-718, eff. 7-19-24; 103-751, eff. 8-2-24; 103-758, eff. 1-1-25; 103-832, eff. 1-1-25; 103-1024, eff. 1-1-25; 104-1, eff. 6-9-25; 104-42, eff. 8-1-25; 104-73, eff. 1-1-26; 104-289, eff. 1-1-26; 104-324, eff. 1-1-26; 104-379, eff. 1-1-26.) (Text of Section from P.A. 104-98) Sec. 4003. Illinois Insurance Code provisions. Limited health service organizations shall be subject to the provisions of Sections 133, 134, 136, 137, 139, 140, 141.1, 141.2, 141.3, 143, 143.31, 143c, 147, 148, 149, 151, 152, 153, 154, 154.5, 154.6, 154.7, 154.8, 155.04, 155.37, 155.49, 352c, 355.2, 355.3, 355b, 355d, 356m, 356q, 356v, 356z.4, 356z.4a, 356z.10, 356z.21, 356z.22, 356z.25, 356z.26, 356z.29, 356z.32, 356z.33, 356z.41, 356z.46, 356z.47, 356z.51, 356z.53, 356z.54, 356z.57, 356z.59, 356z.61, 356z.64, 356z.67, 356z.68, 356z.71, 356z.73, 356z.74, 356z.75, 364.3, 368a, 370a, 401, 401.1, 402, 403, 403A, 408, 408.2, 409, 412, 444, and 444.1 and Articles IIA, VIII 1/2, XII, XII 1/2, XIII, XIII 1/2, XXV, and XXVI of the Illinois Insurance Code. Nothing in this Section shall require a limited health care plan to cover any service that is not a limited health service. For purposes of the Illinois Insurance Code, except for Sections 444 and 444.1 and Articles XIII and XIII 1/2, limited health service organizations in the following categories are deemed to be domestic companies: (1) a corporation under the laws of this State; or (2) a corporation organized under the laws of another state, 30% or more of the enrollees of which are residents of this State, except a corporation subject to substantially the same requirements in its state of organization as is a domestic company under Article VIII 1/2 of the Illinois Insurance Code. (Source: P.A. 103-84, eff. 1-1-24; 103-91, eff. 1-1-24; 103-420, eff. 1-1-24; 103-426, eff. 8-4-23; 103-445, eff. 1-1-24; 103-605, eff. 7-1-24; 103-649, eff. 1-1-25; 103-656, eff. 1-1-25; 103-700, eff. 1-1-25; 103-718, eff. 7-19-24; 103-751, eff. 8-2-24; 103-758, eff. 1-1-25; 103-832, eff. 1-1-25; 103-1024, eff. 1-1-25; 104-98, eff. 1-1-26.) (Text of Section from P.A. 104-334) Sec. 4003. Illinois Insurance Code provisions. Limited health service organizations shall be subject to the provisions of Sections 133, 134, 136, 137, 139, 140, 141.1, 141.2, 141.3, 143, 143.31, 143c, 147, 148, 149, 151, 152, 153, 154, 154.5, 154.6, 154.7, 154.8, 155.04, 155.37, 155.49, 352c, 355.2, 355.3, 355b, 355d, 356m, 356q, 356v, 356z.4, 356z.4a, 356z.10, 356z.21, 356z.22, 356z.25, 356z.26, 356z.29, 356z.32, 356z.33, 356z.41, 356z.46, 356z.47, 356z.51, 356z.53, 356z.54, 356z.57, 356z.59, 356z.61, 356z.64, 356z.67, 356z.68, 356z.71, 356z.73, 356z.74, 356z.75, 364.3, 368a, 401, 401.1, 402, 403, 403A, 408, 408.2, 409, 412, 444, and 444.1 and Articles IIA, VIII 1/2, XII, XII 1/2, XIII, XIII 1/2, XXV, XXVI, and XXXIIB of the Illinois Insurance Code. Nothing in this Section shall require a limited health care plan to cover any service that is not a limited health service. For purposes of the Illinois Insurance Code, except for Sections 444 and 444.1 and Articles XIII and XIII 1/2, limited health service organizations in the following categories are deemed to be domestic companies: (1) a corporation under the laws of this State; or (2) a corporation organized under the laws of another state, 30% or more of the enrollees of which are residents of this State, except a corporation subject to substantially the same requirements in its state of organization as is a domestic company under Article VIII 1/2 of the Illinois Insurance Code. (Source: P.A. 103-84, eff. 1-1-24; 103-91, eff. 1-1-24; 103-420, eff. 1-1-24; 103-426, eff. 8-4-23; 103-445, eff. 1-1-24; 103-605, eff. 7-1-24; 103-649, eff. 1-1-25; 103-656, eff. 1-1-25; 103-700, eff. 1-1-25; 103-718, eff. 7-19-24; 103-751, eff. 8-2-24; 103-758, eff. 1-1-25; 103-832, eff. 1-1-25; 103-1024, eff. 1-1-25; 104-334, eff. 8-15-25.) (Text of Section from P.A. 104-417) Sec. 4003. Illinois Insurance Code provisions. Limited health service organizations shall be subject to the provisions of Sections 133, 134, 136, 137, 139, 140, 141.1, 141.2, 141.3, 143, 143.31, 143c, 147, 148, 149, 151, 152, 153, 154, 154.5, 154.6, 154.7, 154.8, 155.04, 155.37, 155.49, 352c, 355.2, 355.3, 355b, 355d, 356m, 356q, 356v, 356z.4, 356z.4a, 356z.10, 356z.21, 356z.22, 356z.25, 356z.26, 356z.29, 356z.32, 356z.33, 356z.41, 356z.46, 356z.47, 356z.51, 356z.53, 356z.54, 356z.57, 356z.59, 356z.61, 356z.64, 356z.67, 356z.68, 356z.71, 356z.73, 356z.74, 356z.75, 364.3, 368a, 401, 401.1, 402, 403, 403A, 408, 408.2, 409, 412, 444, and 444.1 and Articles IIA, VIII 1/2, XII, XII 1/2, XIII, XIII 1/2, XXV, and XXVI of the Illinois Insurance Code. Nothing in this Section shall require a limited health care plan to cover any service that is not a limited health service. For purposes of the Illinois Insurance Code, except for Sections 444 and 444.1 and Articles XIII and XIII 1/2, limited health service organizations in the following categories are deemed to be domestic companies: (1) a corporation under the laws of this State; or (2) a corporation organized under the laws of another state, 30% or more of the enrollees of which are residents of this State, except a corporation subject to substantially the same requirements in its state of organization as is a domestic company under Article VIII 1/2 of the Illinois Insurance Code. (Source: P.A. 103-84, eff. 1-1-24; 103-91, eff. 1-1-24; 103-420, eff. 1-1-24; 103-426, eff. 8-4-23; 103-445, eff. 1-1-24; 103-605, eff. 7-1-24; 103-649, eff. 1-1-25; 103-656, eff. 1-1-25; 103-700, eff. 1-1-25; 103-718, eff. 7-19-24; 103-751, eff. 8-2-24; 103-758, eff. 1-1-25; 103-832, eff. 1-1-25; 103-1024, eff. 1-1-25; 104-417, eff. 8-15-25.)
Frequently Asked Questions About Illinois § 4003
What does Illinois Compiled Statutes § 4003 cover?
Section 4003 is part of the Illinois Compiled Statutes, the codified statutory law of Illinois. It sets out the legal rule or procedure described in the text above. Statutes are amended regularly, so always verify against the official source.
How do I cite Illinois § 4003?
A common citation format is "Illinois Compiled Statutes § 4003" (Illinois). Legal writing may require the code abbreviation, section number, and year or edition. Match the style required by your court, professor, or publisher.
Is this the official text of Illinois law?
No. This page is for research and education and may not include the most recent amendments. For official current law, check the Illinois official source linked on this page or consult a licensed Illinois attorney.
How does Illinois § 4003 apply to my situation?
Statutes are interpreted in context, and application depends on your specific facts. Only a licensed attorney in Illinois can advise on how this section applies to you. Contact your state or local bar association for a referral.
Sources & Verification
Not legal advice. Verify against the official source and consult a licensed attorney in Illinois.