# Illinois SB3944: USE/OCC TX-SOLAR PANELS

Illinois SB3944, USE/OCC TX-SOLAR PANELS, is a 104th General Assembly (2025–2026) Senate bill sponsored by Donald P. DeWitte (Republican); status in committee, last action 2026-05-22 (Rule 3-9(a) / Re-referred to Assignments) (as of 2026-11-01).

- Canonical: https://policyrisk.com/state-bill/IL-SB3944-2025-2026
- As of: 2026-11-01
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Bill: Illinois SB3944
- State: Illinois
- Session: 104th General Assembly (2025–2026)
- Title: USE/OCC TX-SOLAR PANELS
- Status: in committee
- Chamber: Senate
- Introduced: 2026-02-06
- Last action: 2026-05-22, Rule 3-9(a) / Re-referred to Assignments
- Sponsor: Donald P. DeWitte (Republican)
- Cosponsors: 0
- Subjects: assignments, revenue
- Touches household money: no
- Economic provisions PRIA read: 0

## Summary

Amends the Use Tax Act, the Service Use Tax Act, the Service Occupation Tax Act, and the Retailers' Occupation Tax Act. Provides that, beginning on January 1, 2027, tangible personal property that is purchased for the improvement of residential or nonresidential real estate by the installation of a solar energy system that is primarily used to provide electricity to the premises is exempt from taxation under the Acts.

## Bill overview

No economic impacts identified for this bill.

## Sponsors and cosponsors

- Sponsor: Donald P. DeWitte (Republican), Senate

## Actions (8)

- 2026-05-22: Rule 3-9(a) / Re-referred to Assignments (Senate)
- 2026-05-15: Rule 2-10 Committee/3rd Reading Deadline Established As May 22, 2026 (Senate)
- 2026-04-24: Rule 2-10 Committee/3rd Reading Deadline Established As May 15, 2026 (Senate)
- 2026-03-13: Rule 2-10 Committee Deadline Established As April 24, 2026 (Senate)
- 2026-02-24: Assigned to Revenue (Senate)
- 2026-02-06: Referred to Assignments (Senate)
- 2026-02-06: First Reading (Senate)
- 2026-02-06: Filed with Secretary by Sen. Donald P. DeWitte (Senate)

## Bill text

- Introduced: [PDF](https://www.ilga.gov/documents/legislation/104/SB/PDF/10400SB3944.pdf)

## Related bills

- HB5198: AFFORDABLE HOUSING-CILAS (passed house)
- SB1937: PENSION CODE-VARIOUS (passed senate)
- HB2563: CONDO-RESERVE STUDY (in committee)
- HB4701: LIMITATIONS FACILITY FEES ACT (in committee)
- SB3008: DHS-ABLE PROGRAM INFO MATERIAL (passed senate)
- SB3484: VEH CD-PLATES-REGISTRATION (signed)

## Sources
- [Introduced (PDF)](https://www.ilga.gov/documents/legislation/104/SB/PDF/10400SB3944.pdf)

## Related
- [HB5198: AFFORDABLE HOUSING-CILAS](https://policyrisk.com/state-bill/IL-HB5198-2025-2026)
- [SB1937: PENSION CODE-VARIOUS](https://policyrisk.com/state-bill/IL-SB1937-2025-2026)
- [HB2563: CONDO-RESERVE STUDY](https://policyrisk.com/state-bill/IL-HB2563-2025-2026)
- [HB4701: LIMITATIONS FACILITY FEES ACT](https://policyrisk.com/state-bill/IL-HB4701-2025-2026)
- [SB3008: DHS-ABLE PROGRAM INFO MATERIAL](https://policyrisk.com/state-bill/IL-SB3008-2025-2026)
- [SB3484: VEH CD-PLATES-REGISTRATION](https://policyrisk.com/state-bill/IL-SB3484-2025-2026)
- [Illinois bills](https://policyrisk.com/states/illinois/bills)
- [Illinois state hub](https://policyrisk.com/states/illinois)
- [All state legislation](https://policyrisk.com/state-bills)

Source: PRIA, https://policyrisk.com/state-bill/IL-SB3944-2025-2026 (as of 2026-11-01).