Bill Commons

IL SB 4071

in committee

MUNI CD-ACCESSORY DWELLINGS

Illinois · 104th General Assembly, 2026 Session · upper

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Quick answers

Did IL SB 4071 pass?

Not yet. IL SB 4071 is in committee and has not come to a final vote. Latest recorded action (2026-03-13): Added as Co-Sponsor Sen. Steve Stadelman

What is IL SB 4071 about?

IL SB 4071 is a bill in the 104th General Assembly, 2026 Session titled “MUNI CD-ACCESSORY DWELLINGS”.

Who sponsors IL SB 4071?

Robert F. Martwick is the primary sponsor of IL SB 4071, joined by 8 cosponsors.

Introduced
—
Latest action
2026-03-13 — Added as Co-Sponsor Sen. Steve Stadelman
Bill type
bill
Last updated
—

Sponsors

  • Robert F. Martwickprimary
  • David Koehlercosponsor
  • Mattie Huntercosponsor
  • Adriane Johnsoncosponsor
  • Javier L. Cervantescosponsor
  • Mark L. Walkercosponsor
  • Sara Feigenholtzcosponsor
  • Robert Peterscosponsor
  • Steve Stadelmancosponsor

Committees

Not provided by source.

Action timeline

Newest first

  1. 2026-03-13

    Added as Co-Sponsor Sen. Steve Stadelman

  2. 2026-03-10

    Added as Co-Sponsor Sen. Robert Peters

  3. 2026-03-06

    Added as Chief Co-Sponsor Sen. Javier L. Cervantes

  4. 2026-03-06

    Added as Chief Co-Sponsor Sen. Adriane Johnson

  5. 2026-03-06

    Added as Chief Co-Sponsor Sen. Mattie Hunter

  6. 2026-03-05

    Added as Co-Sponsor Sen. Sara Feigenholtz

  7. 2026-03-05

    Added as Co-Sponsor Sen. Mark L. Walker

  8. 2026-03-05

    Added as Chief Co-Sponsor Sen. David Koehler

  9. 2026-02-24

    Referred to Assignments

  10. 2026-02-24

    First Reading

    reading-1

  11. 2026-02-24

    Filed with Secretary by Sen. Robert F. Martwick

    filing

Versions

Documents

Votes

Not provided by source.

Related bills

No related bills recorded for this bill.

Official source

https://ilga.gov/Legislation/BillStatus?DocNum=4071&GAID=18&DocTypeID=SB&LegId=167864&SessionID=114

Attribution

Data from openstates_bulk_csv, retrieved 2026-07-24T05:21:14.316252Z

Inspect retained evidence for changes recorded after evidence tracking began:

Source and document changesStatus and relationship changes

Session-wide evidence can include changes to other bills:

Bulk imports for this sessionSession dates and activity

Use this data

Every field on this page is available from the free public API — no key or licence required. Fetch this bill as JSON: GET /api/v1/bills?jurisdiction=IL&identifier=SB 4071. See the API docs or the MCP server for AI assistants.

Known limitations

  • Sponsor party and chamber affiliation are not yet captured by this API.
  • Committee referrals are not yet captured.

See the methodology page for data sources and limitations.