New Illinois laws taking effect August 15, 2025

87 laws take effect August 15, 2025.

Of the 854 bills enacted since 2025, 854 have an effective date and 0 don't yet (pending). A law here takes effect that day by its main provisions; parts of a staggered act may take effect on other dates.

Updated Nov 2, 2026 at 6:39 a.m. EST.

Government (27)

Education (14)

Healthcare (8)

Finance (7)

Traffic (6)

  • HB 1821 · 2025 Regular SessionPublished

    HWY ADVERTISING CONTROL ACT

    How we got this date

    Published by the legislature: Effective Date August 15, 2025.

    How effective dates are worked out

  • HB 2675 · 2025 Regular SessionPublished

    VEH CD-BIKE TRAIL SIGNAGE

    How we got this date

    Published by the legislature: Effective Date August 15, 2025.

    How effective dates are worked out

  • HB 2983 · 2025 Regular SessionPublished

    TRANSPORTATION-VARIOUS

    How we got this date

    Published by the legislature: Effective Date August 15, 2025.

    How effective dates are worked out

  • HB 3177 · 2025 Regular SessionPublished

    TRANSPORT INFRASTRUCT-DELIVERY

    How we got this date

    Published by the legislature: Effective Date August 15, 2025.

    How effective dates are worked out

  • HB 3388 · 2025 Regular SessionPublished

    VEH CD-FIRE DEPT VEHICLES

    How we got this date

    Published by the legislature: Effective Date August 15, 2025.

    How effective dates are worked out

  • SB 1999 · 2025 Regular SessionDerived

    TRANSPORTATION-VARIOUS

    How we got this date

    The date of the act's main provisions (Section 99 and Sections 5 and 10).

    Section 99 and Sections 5 and 10: This Section and Sections 5 and 10 take effect upon becoming law

    Signed by the Governor Aug 15, 2025 → takes effect on that day Aug 15, 2025

    Parts of this act take effect on other dates.

    How effective dates are worked out

Crime (5)

  • HB 1316 · 2025 Regular SessionPublished

    SCH CD-GUN INCIDENT REPORTING

    How we got this date

    Published by the legislature: Effective Date August 15, 2025.

    How effective dates are worked out

  • HB 2873 · 2025 Regular SessionPublished

    STALKING-HARASSMENT

    How we got this date

    Published by the legislature: Effective Date August 15, 2025.

    How effective dates are worked out

  • HB 3087 · 2025 Regular SessionPublished

    METHAMPHETAMINE PRECURSORS

    How we got this date

    Published by the legislature: Effective Date August 15, 2025.

    How effective dates are worked out

  • HB 3572 · 2025 Regular SessionDerived

    UNFIT MISDEMEANANT DIVERSION

    How we got this date

    The date of the act's main provisions (This Section and Section 104-32 of the Code of Criminal Procedure of 1963).

    This Section and Section 104-32 of the Code of Criminal Procedure of 1963: This Section and Section 104-32 of the Code of Criminal Procedure of 1963 take effect upon becoming law.

    Signed by the Governor Aug 15, 2025 → takes effect on that day Aug 15, 2025

    Parts of this act take effect on other dates.

    How effective dates are worked out

  • HB 3662 · 2025 Regular SessionPublished

    JAIL RELEASE-OPIOID ANTAGONIST

    How we got this date

    Published by the legislature: Effective Date August 15, 2025.

    How effective dates are worked out

Public Lands (5)

Housing (3)

Civil Rights (2)

Defense (2)

Affordability (1)

Agriculture (1)

Budget (1)

Climate (1)

Immigration (1)

Wages (1)

Other (2)