Illinois

No state law restricts puberty blockers, cross-sex hormones or surgery for minors.

Public Act 102-1117

Illinois will pay for puberty blockers, cross-sex hormones and surgeries for minors with state-only money through 30 June 2027, the end of state fiscal year 2027. Funding after that depends on the next budget.

Illinois HFS provider notice, as summarized by the Illinois Health and Hospital Association

State-employee health plans pay for sex-change procedures with taxpayer money.

Illinois Department of Central Management Services (www2.illinois.gov)

No state law keeps males out of girls' sports.

No state law identified (statute review, Oct 2026)

No state law keeps males out of women's and girls' bathrooms and changing rooms.

No state law identified (statute review, Oct 2026)

No state law requires schools to tell parents if their child socially transitions at school.

No state law identified (statute review, Oct 2026)

State law requires schools to include LGBT content in the curriculum.

LGBTQ-inclusive curricular standards. See HB246 (2019).

No state law defines male and female by biology.

No state law identified (statute review, Oct 2026)

Birth-certificate sex designation may be changed to male, female, or X by a signed statement. A driver's licence or state ID gender marker is changed by filing the Secretary of State Gender Designation Form.

410 ILCS 535/17

This state shields providers and patients from out-of-state investigations and lawsuits over these procedures for minors.

Public Act 102-1117

No state law restricts adults or public funding for adult sex-change procedures.

No state law identified (statute review, Oct 2026)

No special right for detransitioners to sue.

No state law identified

A Transgender Administrative Committee decides housing and can transfer inmates to facilities that don't match their sex.

IDOC Administrative Directive 04.03.104

No active bills (checked 13 Oct 2026). SB 3920 and SB 2474 (Youth Health Protection Act) died in committee.

LegiScan search, checked 13 Oct 2026

Plaintiff in Illinois v. HHS (D. Mass., filed 2 Sept 2026) challenging the CMS funding rule.

Complaint, Illinois v. HHS, No. 1:26-cv (D. Mass., filed 2 Sep 2026)

No upcoming effective dates or court deadlines identified.

Review, Oct 2026