Nonpartisan · Data from OpenStates / Plural Policy · Illinois
Votes with Republicans
99%
on 254 party-line votes · Senate Republicans median 95%
Cast a vote
91%
Yea or Nay on 1,158 of 1,276 roll calls · Senate median 95%
Their bills that became law
24 of 111
as a primary sponsor, this session · Republicans median 12.5
Roll calls on record
1,276
104th General Assembly
Votes and bills updated Oct 4, 2026 from LegiScan (CC BY 4.0), which republishes the legislature’s own records. Profile details from OpenStates / Plural Policy. Figures cover 104th General Assembly.
How Chapin Rose votes
A party-line vote is a roll call where most voting Democrats and most voting Republicans took opposite sides. Absences and not-voting are never counted. Same method as our Congress pages.
Where Chapin Rose sits in the Senate
Each dot is one member of the Senate, placed by how often they voted on the Democratic side of party-line votes. Chapin Rose is circled.
Always on the Republican sideAlways on the Democratic side
Times they broke with their party
2 of 254 party-line votes.
SB1797 · DIGITAL ASSETS & CONS PROT ACT
Concurrence in Senate · 2025-05-31 · Passed 41–15 · most Republicans voted the other way
SB2285 · VEH CD-BICYCLE DEFINITION
Third Reading in Senate · 2025-04-10 · Passed 43–11 · most Republicans voted the other way
Closest votes they cast
Roll calls decided by the fewest votes, one per bill.
SB1950 · SANITARY FOOD PREPARATION
Senate Concurrence · 2025-10-30 · Passed 30–27
SB2039 · IBHE-DATA DASHBOARD REPORT
Senate Education Committee · 2025-05-30 · Passed 8–5
HB3248 · INS CD-LASER HAIR REMOVAL
Senate Insurance Committee · 2025-05-20 · Passed 8–5
SB0405 · EDUCATION-TECH
Senate Education Committee · 2025-05-27 · Passed 9–5
HB2425 · INS CD-DISCRIMINATION-FELONY
Senate Insurance Committee · 2025-05-27 · Passed 8–4
Democrats they vote with most
Share of contested roll calls (the losing side got at least 10%) where both voted and landed on the same side. Unanimous votes are left out, because on those everyone agrees.
Patrick JoyceDemocrat · District 40 · 220 shared contested votes
15%
Doris TurnerDemocrat · District 48 · 210 shared contested votes
10%
Christopher BeltDemocrat · District 57 · 215 shared contested votes
9%
Their session, month by month
Dark bars are roll calls they were recorded on each month; the red part is the ones without a Yea or Nay (118 in all). Gaps are months the chamber wasn’t voting.
← Illinois Delegation
YeaYeaNayNayYeaYeaYeaNayYeaYeaNVNayYeaYeaNayYeaNVNayYeaNayYeaYeaYeaNayNayNayYeaNayNayYeaYeaNayNayNayNayYeaNayYeaYeaYeaNayNayYeaNayYeaYeaNayYeaYeaNVYeaYea
Their bills, from filing to law
Bills Chapin Rose was a primary sponsor of this session. Most bills from either party never leave committee; in Illinois many never get past the Assignments or Rules committee.
Introduced111
Out of committee28
Passed one chamber27
Passed both chambers24
Became law24
Never left committee83
For comparison, the median Republican member of the Senate has 12.5 bills that became law this session.
ESTATE TAX-REPEAL
Amends the Illinois Estate and Generation-Skipping Transfer Tax Act. Provides that no tax shall be imposed under the Act for persons dying on or after the effective date or for transfers made on or after the effective date. Effective immediately.
Not out of committeeAdded as Co-Sponsor Sen. Darby A. Hills · 2026-07-15
PROP TX-ASSESSMENT LIMIT
Amends the Property Tax Code. Provides that the assessed value of residential property in any general assessment year shall not exceed the assessed value of the property in the last general assessment year multiplied by one plus the percentage change in the Consumer Price Index…
Not out of committeeAdded as Co-Sponsor Sen. Dave Syverson · 2026-07-09
TROOPER C. THOMPSEN HGWY
In plain English Designates a section of Interstate 74 as the Trooper Corey S. Thompsen Memorial Highway.
Official synopsis: Designates Interstate 74 Mile 91 as the "Trooper Corey S. Thompsen Memorial Highway".
Passed one chamberPursuant to Senate Rule 3-9(b) / Referred to Assignments · 2026-07-02
ESTATE TAX-INTEREST ON REFUNDS
Amends the Illinois Estate and Generation-Skipping Transfer Tax Act. Provides that interest shall be paid upon any refund resulting from the overpayment of tax under the Act at the rate set forth under the Uniform Penalty and Interest Act if the overpayment is not refunded…
Not out of committeeAdded as Co-Sponsor Sen. Chris Balkema · 2026-06-26
AQUIFER PROTECTION ACT
Creates the Data Center Water Transparency and Aquifer Protection Act. Provides that, beginning January 1, 2027, no data center operating within the State shall use water from the Mahomet Aquifer. Prohibits State agencies from issuing or renewing a permit authorizing a data center to withdraw…
Not out of committeeAdded as Co-Sponsor Sen. Erica Harriss · 2026-06-17
RELEASE-FIREARM OFFENSES
Amends the Code of Criminal Procedure of 1963. Provides that notwithstanding any other provision of the Code to the contrary, the denial of pretrial release is required if the person is a felon who is charged with a firearm offense.
Not out of committeeAdded as Co-Sponsor Sen. Chris Balkema · 2026-06-08
MEMORIAL-BENTLEY K. WOLFE
Mourns the death of Bentley Kahne Wolfe.
Became lawResolution Adopted · 2026-06-01
PROP TX-ABATEMENT-RESIDENTIAL
Amends the Property Tax Code. Allows for an abatement of taxes if the property is included in a new residential construction development that is located in a county with fewer than 300,000 inhabitants. Effective immediately.
Not out of committeeAdded as Co-Sponsor Sen. Chris Balkema · 2026-05-29
SCH CD-SUB BACKGROUND CHECK
Amends the School Code. Creates the Substitute Teacher Background Check Task Force to research and identify paths through legislation, rules, and communication processes to expedite the background check process and provide reciprocity concerning background checks for licensed substitute teachers in the State to teach in…
Not out of committeeRule 3-9(a) / Re-referred to Assignments · 2026-05-22
IEMA-WEATHER RADAR STUDY
Amends the Illinois Emergency Management Agency Act . Provides that the Illinois Emergency Management Agency and the Office of Homeland Security shall conduct a comprehensive study of weather radar in the State. Provides that the Illinois Emergency Management Agency and the Office of Homeland Security…
Not out of committeeRule 3-9(a) / Re-referred to Assignments · 2026-05-22
TIF CITY OF PARIS
Amends the Tax Increment Allocation Redevelopment Act of the Illinois Municipal Code. Extends the estimated date of completion of a redevelopment project and the retirement of obligations issued to finance redevelopment project costs for an ordinance adopted on January 1, 2006 by the City of…
Not out of committeeRule 3-9(a) / Re-referred to Assignments · 2026-05-22
INC TX- PAID TIME OFF
Amends the Illinois Income Tax Act. Creates an income tax credit for each taxpayer that is an eligible small employer in an amount equal to the amount paid during the taxable year by the eligible small employer to its employees as paid leave that is…
Not out of committeeRule 3-9(a) / Re-referred to Assignments · 2026-05-22
INC TAX-MANUFACTURING
Amends the Illinois Income Tax Act. Creates an income tax credit in an amount equal to 10% of the manufacturing capital expenditures incurred by the taxpayer during the taxable year or, if the taxpayer is located in a rural or economically challenged area, 15% of…
Not out of committeeRule 3-9(a) / Re-referred to Assignments · 2026-05-22
FISH-YOUTH AND ELDER LICENSES
Amends the Fish and Aquatic Life Code. Provides that the fee for a license for a resident of the State for sport fishing devices or spearing devices is $14.50 for individuals 18 to 64 years old (rather than $14.50 for individuals 16 to 64 years…
Not out of committeeRule 3-9(a) / Re-referred to Assignments · 2026-05-22
COMMENDS-FRANK J. MAUTINO
Commends Frank J. Mautino for his decade of service as Illinois Auditor General. Expresses appreciation for his dedication to strengthening transparency, accountability, and fiscal stewardship in State government. Thanks him for his years of faithful public service. Offers best wishes for his continued success, health,…
Became lawResolution Adopted · 2026-05-14
“In plain English” lines are written by ThePolitibase with AI (Claude), from the official synopsis only; the synopsis is the authoritative text. Descriptions are the legislature’s own synopsis. Bill data from LegiScan, CC BY 4.0.
SB0118 · 2026-05-31
DHS-GAMBLING DISORDERS (Senate Concurrence)
SB3258 · 2026-05-31
INS-RENTAL VEHICLE COVERAGE (Senate Concurrence)
HB4304 · 2026-05-31
HIGHER ED STUDENT BILL OF RTS (Senate Third Reading)
HB5024 · 2026-05-31
MUNI CD-DETENTION FACILITIES (Senate Third Reading)
SB3398 · 2026-05-31
CIV PRO-TENANTS IN COMMON (Senate Concurrence)
SB3273 · 2026-05-31
UTILITIES-INTERCONNECTIONS (Senate Concurrence)
SB3037 · 2026-05-31
DARK SKY ACT (Senate Concurrence)
HB4571 · 2026-05-31
COUNTIES CD-AFFORDABLE HOUSING (Senate Third Reading)
SB0318 · 2026-05-31
BUSINESS-TECH (Senate Concurrence)
SB3967 · 2026-05-31
NURSING HOME SURVEYOR REPORT (Senate Concurrence)
HJR0046 · 2026-05-31
LITTLE PALESTINE WAY (Senate Motion To Adopt)
SB3465 · 2026-05-31
CONSTRUCTION-SANITARY REQS (Senate Concurrence)
SB3208 · 2026-05-31
VEH CD-HUSBANDRY IMPLEMENT DEF (Senate Concurrence)
SB3321 · 2026-05-31
LOC GOV-CREDIT CARD AGREEMENTS (Senate Concurrence)
SB3019 · 2026-05-31
FINANCE-AGRICULTURAL BORROWER (Senate Concurrence)
SB3049 · 2026-05-31
NEWBORN METABOLIC SCREENING (Senate Concurrence)
HB4327 · 2026-05-31
AUDITOR GENERAL-340B AUDIT (Senate Third Reading)
SB3222 · 2026-05-31
VIDEO STREAMING AD VOLUME (Senate Concurrence)
SB3020 · 2026-05-31
DOMESTIC VIOLENCE-HARASSMENT (Senate Concurrence)
HB5090 · 2026-05-31
PROCUREMENT-CONSTRUCTION (Senate Third Reading)
SB3044 · 2026-05-31
DOMESTIC VIOLENCE ORDER-EFFECT (Senate Concurrence)
SB3048 · 2026-05-31
DOMESTIC VIOLENCE-LETHALITY (Senate Concurrence)
SB2951 · 2026-05-31
MORTGAGE FORECLOSURE TIME (Senate Concurrence)
HB4496 · 2026-05-31
PROCUREMENT-STATE LABS (Senate Third Reading)
HB4379 · 2026-05-31
ADULT CHANGING STATIONS (Senate Third Reading)
SB3113 · 2026-05-31
CREDIT UNIONS-VARIOUS (Senate Concurrence)
SB3086 · 2026-05-31
STATE PERMITTED INVESTMENTS (Senate Concurrence)
HB2949 · 2026-05-31
FY27 BUDGET IMPLEMENTATION (Senate Third Reading)
HB2783 · 2026-05-31
CMS-MENSTRUAL PRODUCTS (Senate Third Reading)
SB2762 · 2026-05-31
INS-SEIZURE DETECTION DEVICE (Senate Concurrence)
HB4911 · 2026-05-31
VETERAN SCRATCH-OFF GAME (Senate Third Reading)
SB3255 · 2026-05-31
DHS-DSP PILOT PROGRAM (Senate Concurrence)
SB3777 · 2026-05-31
HUMAN RIGHTS-DISPARTE IMPACT (Senate Concurrence)
SB3645 · 2026-05-31
REGULATORY SUNSET-RADIATION (Senate Concurrence)
HB0957 · 2026-05-31
STATE GOVERNMENT-TECH (Senate Third Reading)
SB2427 · 2026-05-31
SCH CD-WIRELESS COMM DEVICE (Senate Concurrence)
HB4377 · 2026-05-31
PHA-NO WORK REQUIREMENTS (Senate Third Reading)
SB2771 · 2026-05-31
SUICIDE PREVENTION INFORMATION (Senate Concurrence)
SB3365 · 2026-05-31
MEDICARE/MEDICAID DUAL ELIGIBL (Senate Concurrence)
HB5511 · 2026-05-31
DIGITAL AGE ASSURANCE (Senate Third Reading)
HB0111 · 2026-05-31
$FY 2027 BUDGET (Senate Third Reading)
HB4248 · 2026-05-31
ALGORITHMIC PRICE TRANSPARENCY (Senate Third Reading)
HB3663 · 2026-05-31
COURT OF CLAIMS-AWARDS (Senate Third Reading)
HB0958 · 2026-05-31
STATE GOVERNMENT-TECH (Senate Third Reading)
SB3798 · 2026-05-31
MENTAL HEALTH 9-1-1 CALLS (Senate Concurrence)
SB0807 · 2026-05-31
STATE GOVERNMENT-TECH (Senate Concurrence)
SB3484 · 2026-05-31
VEH CD-PLATES-REGISTRATION (Senate Concurrence)
SB2524 · 2026-05-31
VEH CD-DRIVER'S LICENSE (Senate Concurrence)
HB0862 · 2026-05-31
STATE GOVERNMENT-TECH (Senate Third Reading)
SB2645 · 2026-05-31
FIRE STATION REHABILITATION (Senate Concurrence)
HB0952 · 2026-05-31
STATE GOVERNMENT-TECH (Senate Third Reading)
HB4438 · 2026-05-31
STATE BEE DESIGNATION (Senate Third Reading)
Complete voting record from LegiScan (showing the 60 most recent of 1276 total roll-call votes this session).
Boundaries: U.S. Census Bureau cartographic boundary files, simplified for display. For an exact address, use the legislature’s own district finder.
Who represents this ground
Illinois builds each Senate district from exactly two House districts: Senate 51 is House 101 plus House 102. The percentage is how often each of them ended up on the same side as Chapin Rose on bills both voted on (each one’s final Yea or Nay on the bill).
Chapin RoseState Senate 51 · Republican · this page
Chris MillerState House 101 · Republican
83%
Adam NiemergState House 102 · Republican
84%
In Washington
Both U.S. senators represent the whole state. Which U.S. House member represents you depends on your address, so use the finder rather than a guess from district numbers.
Official Links
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