Nonpartisan · Data from OpenStates / Plural Policy · Illinois
Votes with Democrats
100%
on 270 party-line votes · Senate Democrats median 100%
Cast a vote
99%
Yea or Nay on 2,253 of 2,277 roll calls · Senate median 95%
Their bills that became law
78 of 139
as a primary sponsor, this session · Democrats median 29.5
Roll calls on record
2,277
104th General Assembly
Votes and bills updated Oct 9, 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 Dave Koehler 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 Dave Koehler 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. Dave Koehler is circled.
Always on the Republican sideAlways on the Democratic side
Times they broke with their party
0 of 270 party-line votes.
They voted with most Democrats on every party-line vote this session.
Closest votes they cast
Roll calls decided by the fewest votes, one per bill.
SB2990 · ANIMAL WELFARE-DOG DEALER
In plain English Requires dog breeders to provide proper enclosures and exercise areas for dogs, and excludes retail dog sellers from dealer regulations.
Senate Agriculture Committee · 2026-03-12 · Passed 7–6
HB3385 · HIGHER ED-MENTAL HEALTH ACTION
Senate Higher Education Committee · 2025-05-07 · Failed 7–5
SR0757 · FSGS AWARENESS DAY
In plain English Designates June 9, 2026 as FSGS Awareness Day in Illinois to bring attention to focal segmental glomerulosclerosis disease.
Senate Public Health Committee · 2026-05-19 · Failed 5–2
HB4456 · LOW-INCOME UTILITY RATES
In plain English Allows the Illinois Commerce Commission to approve low-income discounts on electric and natural gas bills, funded through fixed per-customer surcharges on residential and non-residential customers' bills.
Senate Energy and Public Utilities Committee · 2026-05-07 · Passed 8–5
HB4990 · HIGHER ED-PREVENT SEX VIOLENCE
Senate Higher Education Committee · 2026-05-06 · Passed 8–5
Republicans 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.
Seth LewisRepublican · District 24 · 236 shared contested votes
49%
Darby HillsRepublican · District 26 · 234 shared contested votes
46%
Don DeWitteRepublican · District 33 · 244 shared contested votes
36%
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 (24 in all). Gaps are months the chamber wasn’t voting.
← Illinois Delegation
YeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYea
Their bills, from filing to law
Bills Dave Koehler 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.
Introduced139
Out of committee92
Passed one chamber87
Passed both chambers78
Became law78
Never left committee47
For comparison, the median Democratic member of the Senate has 29.5 bills that became law this session.
CLEAN TRANSPORTATION STANDARD
Creates the Clean Transportation Standard Act. Establishes a clean transportation standard to reduce lifecycle carbon intensity of fuels for the ground transportation sector by specified amounts. Provides for related rulemaking and calculations. Provides that the clean transportation standard shall take the form of a credit…
Not out of committeeAdded as Co-Sponsor Sen. Rachel Ventura · 2026-08-20
EDUCATION-VARIOUS
In plain English Amends education laws regarding teacher licensing, school funding, educator qualifications, charter school renewals, and updates terminology throughout school-related statutes.
Official synopsis: Amends the School Code. Makes changes to provisions regarding departments and functions of the State Board of Education, the teacher supply and demand report, waivers and modifications of mandates and administrative rules, audits of a school district's accounts, statements of affairs, the Illinois Purchased Care…
Became lawPublic Act . . . . . . . . . 104-0803 · 2026-08-07
DHFS-PACE-OUTREACH & EDUCATION
Reinserts the provisions of the engrossed bill with the following changes: Adds provisions requiring the Director of Healthcare and Family Services to appoint a PACE Advisory Board to consult with the Department on the administration of the Program of All-Inclusive Care for the Elderly Act.…
Became lawPublic Act . . . . . . . . . 104-0804 · 2026-08-07
PEN CD-IMRF-EMPLOYEE
In plain English Allows certain workers covered by Taft-Hartley pension plans to be counted as municipal retirement fund employees retroactively to July 16, 2014.
Official synopsis: Amends the Illinois Municipal Retirement Fund (IMRF) Article of the Illinois Pension Code. Provides that any person who is part of or becomes part of a bargaining unit for which a participating municipality is required to contribute to a Taft-Hartley pension plan under a collective…
Became lawPublic Act . . . . . . . . . 104-0779 · 2026-08-07
VEH-OSF CHILD HOSPITAL PLATE
In plain English Allows vehicle owners to purchase a decal supporting OSF Children's Hospital, with fees split between the hospital fund and state.
Official synopsis: Amends the Illinois Vehicle Code. Allows for the issuance of the OSF Children's Hospital of Illinois decal. Provides that for the original issuance of the decal, a $25 fee shall be charged, with $10 to the OSF Children's Hospital of Illinois Fund and $15 to…
Became lawPublic Act . . . . . . . . . 104-0812 · 2026-08-07
AUDITOR GENERAL-340B AUDIT
Reinserts the provisions of the engrossed bill with the following changes. Makes changes to defined terms and the required information that must be studied by the Department of Insurance under the 340B Drug Discount Program study. Provides that all 340 covered entities, and pharmaceutical manufacturers…
Became lawPublic Act . . . . . . . . . 104-0769 · 2026-08-07
DENTAL INSURANCE ASSIGNABILITY
In plain English Prohibits pharmaceutical manufacturers from denying or restricting the acquisition or delivery of discounted drugs to eligible healthcare entities and their authorized pharmacies.
Official synopsis: Creates the Patient Access to Pharmacy Protection Act. Provides that no person, including a pharmaceutical manufacturer, may deny, restrict, prohibit, condition, or otherwise interfere with, either directly or indirectly, the acquisition of a 340B drug by, or delivery of a 340B drug to, a 340B…
Became lawPublic Act . . . . . . . . . 104-0758 · 2026-08-07
DHS-BEHAVIORAL HEALTH
Removes references to the Department of Human Services' Division of Mental Health and Division of Substance Use Prevention and Recovery in various Acts, including, but not limited to, the Substance Use Disorder Act, the Mental Health and Developmental Disabilities Code, the Overdose Prevention and Harm…
Became lawPublic Act . . . . . . . . . 104-0742 · 2026-07-31
TOWNSHIP CD-WEED CUTTING
Amends the Township Code. In a provision that authorizes a township board to provide for the cutting of weeds or grass, the trimming of trees or bushes, the removal of nuisance bushes or trees, or the maintenance of a retention pond or detention pond on…
Became lawPublic Act . . . . . . . . . 104-0694 · 2026-07-31
PHARMACIST DISPENSING ABILITY
In plain English Allows pharmacists to add missing medical devices or equipment to prescriptions based on professional judgment, if documented in patient records.
Official synopsis: Amends the Pharmacy Practice Act. Allows a pharmacist who is exercising his or her professional judgment to add missing ancillary non-pharmaceutical devices or durable medical equipment that aid in the appropriate clinical usage of a medication or in achieving a positive therapeutic outcome to a…
Became lawPublic Act . . . . . . . . . 104-0679 · 2026-07-31
NURSING HOME-MENTAL ILLNESS
Reinserts the provisions of the introduced bill with the following changes. Provides that all persons admitted to a nursing home facility with a diagnosis of serious mental illness shall receive a follow-up visit by the Department of Human Services or its designee within 60 days…
Became lawPublic Act . . . . . . . . . 104-0659 · 2026-07-30
TRANSPARENCY IN DOWNCODING ACT
In plain English Requires health insurance payors to have a person review all information before downgrading medical claim codes, with notification and dispute rights for providers.
Official synopsis: Creates the Transparency in Downcoding Act. Provides that, subject to federal requirements, the Act applies to certain policies of health insurance amended, delivered, issued, or renewed on or after the effective date of the Act, except for employee or employer self-insured health benefit plans under…
Became lawPublic Act . . . . . . . . . 104-0568 · 2026-07-10
CREDIT UNIONS-VARIOUS
Reinserts the provisions of the introduced bill with the following changes. Makes changes to senior management official and executive officer provisions. In provisions concerning the delegation of duties by the board of directors, provides that the board of directors may delegate to the chief management…
Became lawPublic Act . . . . . . . . . 104-0567 · 2026-07-10
$DHS-TASC-MENTAL HLTH CENTER
Appropriates $500,000 from the General Revenue Fund to the Department of Human Services for a grant to Treatment Alternatives for Stronger Communities (TASC) to support pursuit of certification as a Comprehensive Community Mental Health Center beginning with the TASC offices in Rockford and Peoria. Effective…
Not out of committeePursuant to Senate Rule 3-9(b) / Referred to Assignments · 2026-07-02
CREDIT UNIONS-VARIOUS
Reinserts the provisions of the introduced bill with the following changes. Makes changes to senior management official and executive officer provisions. In provisions concerning the delegation of duties by the board of directors, provides that the board of directors may delegate to the chief management…
Became lawPublic Act . . . . . . . . . 104-0505 · 2026-06-26
“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 2277 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 46 is House 91 plus House 92. The percentage is how often each of them ended up on the same side as Dave Koehler on bills both voted on (each one’s final Yea or Nay on the bill).
Dave KoehlerState Senate 46 · Democratic · this page
Sharon ChungState House 91 · Democratic
99%
Jehan Gordon-BoothState House 92 · Democratic
99%
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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