Illinois Adoption Records: The 21+ Original Birth Certificate Rule

Illinois runs a release by default compromise, and it leans more open than most states in that category. 750 ILCS 50/18.04 states the policy: release a non-certified copy of the original birth certificate (OBC) to an adult adopted person on request, unless a birth parent named on the record has filed a specific anonymity request. The procedure that actually governs a request sits in a different section, 750 ILCS 50/18.1b(e), which sets out who is eligible, what the Registry checks, and what a birth parent's filing does to the copy that comes back. Release is limited to people born in Illinois, and the age threshold is 21, not the 18 that governs most other states.

Information last verified on 2026-08-11. This article has not yet been reviewed by a licensed lawyer.

Illinois's 21+ Release by Default Rule

Section 18.04 of the Illinois Adoption Act frames the state's policy directly: "the General Assembly supports public policy that releases a non-certified copy of the original birth certificate to an adult adopted person upon request unless a specific request for anonymity has been filed with the Registry by a birth parent named on the original birth certificate." That section is a declaration of legislative intent. The procedure that decides an actual request lives in 750 ILCS 50/18.1b(e).

Three eligibility limits run through that subsection. A copy is released only to adopted or surrendered persons who were born in Illinois, or to a surviving adult child, adult grandchild, or surviving spouse of a deceased adopted or surrendered person born in Illinois, under 18.1b(e)(4). An Illinois adoption of a person born in another state does not open an Illinois original birth certificate. Birth date then splits the cohorts. A person born in Illinois before January 1, 1946 receives an unaltered non-certified copy on request, with no birth parent filing standing in the way, under 18.1b(e)(1). For people born in Illinois on or after January 1, 1946, the right opened on November 15, 2011, under 18.1b(e)(2). The age threshold for the adopted or surrendered person is 21, confirmed directly on the Illinois Department of Public Health's own page, not simply "adult" as a generic description might suggest. The fee is $15, payable to the Illinois Department of Public Health by check or money order, and a photo ID is required with the request.

For that post-1946 group, the Registry checks the file before releasing anything, and two distinct birth parent filings can change the result. The first is a Denial of Information Exchange filed on or before December 31, 2010, the older mechanism, under 18.1b(e)(2)(i). The second is a Birth Parent Preference Form on which the birth parent selected Option E, under 18.1b(e)(2)(ii). Options A through D on that form travel to the requester alongside an unaltered certificate. Neither filing produces a refusal. In both cases the requester is offered a non-certified copy with that birth parent's identifying information redacted, and in the Option E case the redaction follows the birth parent's own specifications on the form. If neither filing is in the file when the request arrives, the Registry provides an unaltered non-certified copy under 18.1b(e)(2)(iv).

Two points are commonly stated backward. The filing is not on a delay: it controls as soon as it is on file before the Registry receives the request. The five year period in the statute points at the adopted person instead. Once five years have elapsed since the birth parent filed the Denial or the Option E form, the adopted person is informed in writing of the right to petition the court for the appointment of a confidential intermediary under Section 18.3a and, where applicable, to search through an agency post-adoption search program, notwithstanding that filing.

Death does not lift a redaction on its own. Under 18.1b(e)(2)(i) and (ii) the redaction applies where "there is no proof of death in the Registry file" for the birth parent who filed, and 18.1b(e)(9) authorizes release of an unaltered copy once a proof of death has actually been filed with the Registry by a confidential intermediary, a surviving relative of the birth parent, or a birth child of the birth parent. The trigger is the filing of that proof, not the death itself.

Court-File Sealing

Separately from the OBC release rule, 750 ILCS 50/18 governs the underlying adoption records held by each circuit clerk. Subsection (c) provides that all adoption records maintained by each circuit clerk "shall be impounded in accordance with the procedures provided by the Illinois Supreme Court's General Administrative Order on Recordkeeping and shall be opened for examination only upon specific order of the court, which order shall name the person or persons who are to be permitted to examine the file." Certified copies of papers in an impounded file are made only on a like order. The court call of adoption proceedings may not identify any of the parties by name, and the same section bars the words "illegitimate" and "born out of wedlock" from any adoption proceeding.

Illinois does not phrase the unsealing test as a good cause standard. The access standard in 18(c) is the specific court order itself, naming the person or persons permitted to examine the file. The statute uses the phrase in the opposite direction: the petitioners, their attorney of record, and the guardian ad litem may take certified copies of the adoption order without a court order within 30 days after the judgment of adoption, and after 30 days no copies may be obtained without a prior court order, but "good cause is not necessary to be shown by one of the petitioners to the adoption." Access to the birth certificate itself does not run through this court file at all; it runs through the Registry under 18.1b(e), described above.

IARMIE: Registry, Medical Exchange, and Confidential Intermediary

Illinois runs an integrated system rather than three separate programs. The Illinois Adoption Registry and Medical Information Exchange, IARMIE, is paired with a court appointable Confidential Intermediary program under 18.3A, using intermediaries certified by the Department of Children and Family Services. Eligible registrants include adult adopted or surrendered persons 21 and older, adoptive parents of an adoptee still under 21, surviving relatives of a deceased adopted or surrendered person or birth parent, and legal guardians. IARMIE's design cleanly separates the medical history channel, which is exchanged anonymously regardless of anyone's identity disclosure choice, from the identity disclosure channel itself. The statutory basis includes the Vital Records Act, the Illinois Adoption Act, and Public Act 96-0895.

Non-Identifying Information

The same eligible registrant categories that apply to IARMIE generally apply to its non-identifying information function: adult adopted or surrendered persons 21 and older, adoptive parents of an adoptee under 21, surviving relatives, and legal guardians. Because medical information moves anonymously through IARMIE independent of the identity choice, this is one of the more reliably documented non-identifying information channels found across this cluster's research.

How to Apply

For the original birth certificate: an adopted or surrendered person born in Illinois who is 21 or older submits the Request for a Non-Certified Copy of Original Birth Certificate to the Illinois Department of Public Health, Vital Records, along with a $15 fee and photo ID. Birth parents file the separate Birth Parent Preference Form to record their preference, and Option E on that form is the anonymity election that produces a redacted certificate.

For the registry, medical exchange, or a confidential intermediary: contact the Illinois Department of Public Health's IARMIE program. The $15 fee is waived for anyone who submits a medical questionnaire along with their registration.

This article is part of recordinglaw.com's Adoption Records by State series. For a state by state explanation of the original birth certificate concept itself, see How to Get Your Original Birth Certificate. For search strategy and honest expectations, see How to Find Birth Parents. For how mutual consent registries work across states, see Adoption Reunion Registries.

A general, non-adoption birth certificate is a different question with different rules; see Are Birth Certificates Public Records? for that distinction. Sealed adoption files also come up in Illinois's broader public records rules; see Illinois Court Records. Where a birth parent search runs into a death, see Illinois Death Records, and for a name trail after marriage or divorce, see Illinois Marriage and Divorce Records.

Disclaimer

This article explains Illinois's rules for adoption records, original birth certificates, and the IARMIE program. It is general legal information, not legal advice, and is not a substitute for a licensed Illinois attorney or the Department of Public Health's own guidance. Forms and fees change; verify current requirements with the department before relying on them.

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Last updated: 2026-08-11. Fees and forms reflect their published status as of August 2026.