Nonpartisan · Data from OpenStates / Plural Policy · Connecticut
Votes with Democrats
100%
on 115 party-line votes · Senate Democrats median 99%
Cast a vote
99%
Yea or Nay on 449 of 452 roll calls · Senate median 98%
Their bills that became law
43 of 46
as a primary sponsor, this session · Democrats median 0
Roll calls on record
452
2026 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 2026 General Assembly.
How Bob Duff 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 Bob Duff 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. Bob Duff is circled.
Always on the Republican sideAlways on the Democratic side
Times they broke with their party
0 of 115 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.
HB05350 · An Act Concerning Cannabis, Hemp And Infused Beverage Regulation.
In plain English Replaces "marijuana" with "cannabis," allows out-of-state patients to access cannabis, modifies transport and financing rules, and adjusts product regulations and packaging requirements, among other changes.
Senate Roll Call Vote 221 · 2026-04-30 · Failed 18–17
SR00005 · Resolution Confirming The Nomination Of Wakana Hirota Of Berlin To Be A Member Of The Psychiatric Security Review Board.
EXN Vote Tally Sheet (Senate) · 2026-03-03 · Passed 6–2
HB05468 · An Act Concerning The Provision Of Parent-managed Learning.
Senate Roll Call Vote 261 · 2026-05-04 · Passed 22–14
SR00009 · Resolution Confirming The Nomination Of Joshua Wojcik Of Brooklyn To Be Secretary Of The Office Of Policy And Management.
EXN Vote Tally Sheet (Senate) · 2026-03-19 · Passed 8–0
SR00007 · Resolution Confirming The Nomination Of Joseph D. Marino Of Westbrook To Be A Member Of The Psychiatric Security Review Board.
EXN Vote Tally Sheet (Senate) · 2026-03-03 · Passed 8–0
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.
John KisselRepublican · District 7 · 119 shared contested votes
16%
Jason PerilloRepublican · District 21 · 122 shared contested votes
13%
Tony HwangRepublican · District 28 · 119 shared contested votes
13%
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 (3 in all). Gaps are months the chamber wasn’t voting.
← Connecticut Delegation
YeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaNayYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaNayNayNayNayNayNayNayYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYea
Their bills, from filing to law
Bills Bob Duff 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.
Introduced46
Out of committee44
Passed one chamber44
Passed both chambers43
Became law43
Never left committee2
For comparison, the median Democratic member of the Senate has 0 bills that became law this session.
An Act Concerning The Reallocation Of Certain State Funds And Various Provisions Relating To Education, Public Safety, General Government, Elections, Intermediate Care Facilities And Warehouse Distribution Centers.
Became lawTransmitted to the Secretary of State · 2026-05-15
Resolution Confirming The Nomination Of Everett Smith Iii Of Greenwich To Be A Utility Commissioner Of The Public Utilities Regulatory Authority.
Became lawIn Concurrence · 2026-05-06
Resolution Confirming The Nomination Of Thomas Wiehl Of Madison To Be A Utility Commissioner Of The Public Utilities Regulatory Authority.
Became lawIn Concurrence · 2026-05-06
Resolution Confirming The Nomination Of Christina D. Ghio Of Cheshire To Be The Child Advocate.
Became lawIn Concurrence · 2026-05-05
Resolution Confirming The Nomination Of Holly Cheeseman Of Niantic To Be A Utility Commissioner Of The Public Utilities Regulatory Authority.
Became lawIn Concurrence · 2026-05-05
Resolution Confirming The Nomination Of Janice Beecher Of New Britain To Be A Utility Commissioner Of The Public Utilities Regulatory Authority.
Became lawIn Concurrence · 2026-05-05
Resolution Confirming The Nomination Of Robert Mezzo Of Naugatuck To Be A Member Of The Board Of Directors Of The Connecticut Port Authority.
Became lawIn Concurrence · 2026-04-21
Resolution Confirming The Nomination Of Michael R. Ricci Of Guilford To Be Reappointed A Member Of The State Department Of Education Arbitration Panel.
Became lawIn Concurrence · 2026-04-21
Resolution Confirming The Nomination Of Shannon Jacovino Of West Hartford To Be Director Of The Office Of Developmental Services Ombudsperson.
Became lawIn Concurrence · 2026-04-20
Resolution Confirming The Nomination Of Linda Yelmini Of Windsor To Be Reappointed A Member Of The State Department Of Education Arbitration Panel.
Became lawIn Concurrence · 2026-04-20
Resolution Confirming The Nomination Of Glenn Powell Of Collinsville To Be Reappointed A Member Of The State Department Of Education Arbitration Panel.
Became lawIn Concurrence · 2026-04-20
Resolution Confirming The Nomination Of Sonia J. Worrell-asare Of Windsor To Be A Member Of The State Elections Enforcement Commission.
Became lawIn Concurrence · 2026-04-20
Resolution Confirming The Nomination Of Richard H. Kosinski Of Oxford To Be Reappointed A Member Of The State Department Of Education Arbitration Panel.
Became lawIn Concurrence · 2026-04-20
Resolution Confirming The Nomination Of Evan Pitkoff Of Ridgefield To Be A Member Of The State Board Of Education.
Became lawIn Concurrence · 2026-04-20
Resolution Confirming The Nomination Of Sally Kruse Of Hamden To Be A Member Of The Board Of Directors Of The Connecticut Port Authority.
Became lawIn Concurrence · 2026-04-20
Descriptions are the legislature’s own synopsis. Bill data from LegiScan, CC BY 4.0.
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HJ00073 · 2026-05-06
Resolution Confirming The Nomination Of Sean O. Kehoe, Esquire, Of West Hartford To Be A Judge Of The Superior Court. (Senate Roll Call Vote 304)
HB05125 · 2026-05-06
An Act Concerning Entertainment Event Tickets. (Senate Roll Call Vote 325)
HB05578 · 2026-05-06
An Act Amending A Conveyance Of A Parcel Of State Land To The Chesprocott Health District. (Senate Roll Call Vote 314)
HB05431 · 2026-05-06
An Act Concerning Cooperative Corporations. (Senate Roll Call Vote 330)
HB05464 · 2026-05-06
An Act Implementing Recommendations From The Department Of Transportation And Concerning Vegetation Management Guidelines, Transportation Network Companies And Rider Safety, Traffic Signal Modernization Grant Program, Encampments, Marine Pilot License Fees, Motor Vehicle Mechanical Equipment, Distracted Driving, A Task Force To Study Access To Parking For Home Health Agencies And A Working Group To Study Use Of Alternative Fuels And Technologies In School Bus Fleets. (Senate Roll Call Vote 293)
HB05583 · 2026-05-06
An Act Concerning Conveyance Of Parcels Of State Land In The Town Of Derby. (Senate Roll Call Vote 317)
HJ00057 · 2026-05-06
Resolution Accepting The Recommendation Of The Claims Commissioner To Make Payment In Excess Of Thirty-five Thousand Dollars With Respect To The Claim Against The State Of Clifford Beers Community Health Partners, Llc O/b/o Youth Continuum, Llc. (Senate Roll Call Vote 309)
HB05222 · 2026-05-06
An Act Concerning Consumer Protection, Cannabis, Data Privacy, Fire Inspections, Criminal Mischief And Artificial Intelligence. (Senate Roll Call Vote 299)
HB05534 · 2026-05-06
An Act Designating The State As The Birthplace Of The Boys And Girls Club Movement, The State Amphibian And The State Rock. (Senate Roll Call Vote 324)
HB05155 · 2026-05-06
An Act Concerning Pesticide Reporting Modernization. (Senate Roll Call Vote 322)
HB05143 · 2026-05-06
An Act Requiring Training For Homemaker-companion Agency Employees. (Senate Roll Call Vote 319)
HB05215 · 2026-05-06
An Act Concerning The Legislative Commissioners' Recommendations For Technical Revisions To The Education And Early Childhood Statutes. (Senate Roll Call Vote 333)
HB05575 · 2026-05-06
An Act Conveying A Parcel Of State Land To The City Of Shelton. (Senate Roll Call Vote 312)
SB00342 · 2026-05-06
An Act Concerning Health Coverage. (Senate Roll Call Vote 298)
SB00477 · 2026-05-06
An Act Concerning The Failure To File For Certain Grand List Exemptions, A Municipal Option To Abate Delinquent Property Taxes On Certain Parcels Of Land, Allocations Of Certain State Funds And Items Implementing The State Budget For The Biennium Ending June 30, 2027. (Senate Roll Call Vote 295)
SB00477 · 2026-05-06
An Act Concerning The Failure To File For Certain Grand List Exemptions, A Municipal Option To Abate Delinquent Property Taxes On Certain Parcels Of Land, Allocations Of Certain State Funds And Items Implementing The State Budget For The Biennium Ending June 30, 2027. (Senate Roll Call Vote 297)
SB00477 · 2026-05-06
An Act Concerning The Failure To File For Certain Grand List Exemptions, A Municipal Option To Abate Delinquent Property Taxes On Certain Parcels Of Land, Allocations Of Certain State Funds And Items Implementing The State Budget For The Biennium Ending June 30, 2027. (Senate Roll Call Vote 296)
SB00477 · 2026-05-06
An Act Concerning The Failure To File For Certain Grand List Exemptions, A Municipal Option To Abate Delinquent Property Taxes On Certain Parcels Of Land, Allocations Of Certain State Funds And Items Implementing The State Budget For The Biennium Ending June 30, 2027. (Senate Roll Call Vote 294)
HJ00067 · 2026-05-06
Resolution Confirming The Nomination Of Sean P. Mcguinness, Esquire, Of Norwalk To Be A Judge Of The Superior Court. (Senate Roll Call Vote 300)
HB05163 · 2026-05-06
An Act Establishing A Task Force To Study Methods And Programs For Improving Affordability For Children, Families And Young Professionals. (Senate Roll Call Vote 327)
HB05574 · 2026-05-06
An Act Amending A Conveyance Of A Parcel Of State Land To The Town Of Hamden. (Senate Roll Call Vote 311)
HJ00077 · 2026-05-06
Resolution Confirming The Nomination Of Rosemarie T. Weber, Esquire, Of Granby To Be A Judge Of The Superior Court. (Senate Roll Call Vote 306)
HB05579 · 2026-05-06
An Act Amending A Conveyance Of Parcels Of State Land To The Town Of Cheshire. (Senate Roll Call Vote 315)
HB05334 · 2026-05-06
An Act Concerning Riparian Areas. (Senate Roll Call Vote 337)
HB05208 · 2026-05-06
An Act Concerning Data Security, Payroll Processing, Consumer Fraud Protection, Mortgage Loans And Employee Credit Rates. (Senate Roll Call Vote 331)
HB05481 · 2026-05-06
An Act Concerning A Pilot Program To Treat Certain Medicaid Patients At A Short-term Hospital Special Hospice. (Senate Roll Call Vote 332)
HJ00068 · 2026-05-06
Resolution Confirming The Nomination Of Nisa J. Khan, Esquire, Of West Hartford To Be A Judge Of The Superior Court. (Senate Roll Call Vote 301)
HJ00076 · 2026-05-06
Resolution Confirming The Nomination Of Patrick T. Ring, Esquire, Of Windsor To Be A Judge Of The Superior Court. (Senate Roll Call Vote 305)
HJ00069 · 2026-05-06
Resolution Confirming The Nomination Of Patrick M. Fahey, Esquire, Of South Glastonbury To Be A Judge Of The Superior Court. (Senate Roll Call Vote 302)
HB05291 · 2026-05-06
An Act Concerning The Department Of Emergency Services And Public Protection's Recommendations Regarding Various Statutes Relating To Public Safety. (Senate Roll Call Vote 329)
HB05532 · 2026-05-06
An Act Implementing The Recommendations Of The Office Of State Ethics For Revisions To The State Codes Of Ethics, Redefining "gift" For Purposes Of Said Codes And Increasing Various Monetary Thresholds In Said Codes. (Senate Roll Call Vote 349)
HB05525 · 2026-05-06
An Act Concerning A Rapid Response Program For Certain Aquatic Invasive Species. (Senate Roll Call Vote 323)
HB05577 · 2026-05-06
An Act Amending A Conveyance Of A Parcel Of Land To The Town Of Somers. (Senate Roll Call Vote 313)
HJ00072 · 2026-05-06
Resolution Confirming The Nomination Of Campbell Barrett, Esquire, Of Durham To Be A Judge Of The Superior Court. (Senate Roll Call Vote 303)
HB05373 · 2026-05-06
An Act Concerning The Insurance Department's Recommendations For Revisions To The Insurance Statutes. (Senate Roll Call Vote 346)
HB05381 · 2026-05-06
An Act Concerning Unlawful Funeral Service Practices. (Senate Roll Call Vote 336)
HB05476 · 2026-05-06
An Act Concerning Oversight Of Efforts To Prevent Human Trafficking And The Use Of Confidential Crisis Hotlines At Correctional Institutions. (Senate Roll Call Vote 321)
HB05447 · 2026-05-06
An Act Implementing Recommendations Of The Transforming Children's Behavioral Health Policy And Planning Committee. (Senate Roll Call Vote 320)
HB05126 · 2026-05-06
An Act Concerning The Legislative Commissioners' Recommendations For Minor And Technical Revisions To Statutes Concerning Consumer Protection. (Senate Roll Call Vote 326)
HB05043 · 2026-05-06
An Act Concerning Convertible Pistols, Unfinished Frames Or Unfinished Lower Receivers, Voluntary Relinquishment Of Firearms And Ammunition And Refundability Of Permits For Sale At Retail Of Firearms And For Carrying Of Pistols And Revolvers. (Senate Roll Call Vote 345)
HB05043 · 2026-05-06
An Act Concerning Convertible Pistols, Unfinished Frames Or Unfinished Lower Receivers, Voluntary Relinquishment Of Firearms And Ammunition And Refundability Of Permits For Sale At Retail Of Firearms And For Carrying Of Pistols And Revolvers. (Senate Roll Call Vote 344)
HB05043 · 2026-05-06
An Act Concerning Convertible Pistols, Unfinished Frames Or Unfinished Lower Receivers, Voluntary Relinquishment Of Firearms And Ammunition And Refundability Of Permits For Sale At Retail Of Firearms And For Carrying Of Pistols And Revolvers. (Senate Roll Call Vote 343)
HB05043 · 2026-05-06
An Act Concerning Convertible Pistols, Unfinished Frames Or Unfinished Lower Receivers, Voluntary Relinquishment Of Firearms And Ammunition And Refundability Of Permits For Sale At Retail Of Firearms And For Carrying Of Pistols And Revolvers. (Senate Roll Call Vote 342)
HB05043 · 2026-05-06
An Act Concerning Convertible Pistols, Unfinished Frames Or Unfinished Lower Receivers, Voluntary Relinquishment Of Firearms And Ammunition And Refundability Of Permits For Sale At Retail Of Firearms And For Carrying Of Pistols And Revolvers. (Senate Roll Call Vote 341)
HB05043 · 2026-05-06
An Act Concerning Convertible Pistols, Unfinished Frames Or Unfinished Lower Receivers, Voluntary Relinquishment Of Firearms And Ammunition And Refundability Of Permits For Sale At Retail Of Firearms And For Carrying Of Pistols And Revolvers. (Senate Roll Call Vote 340)
HB05043 · 2026-05-06
An Act Concerning Convertible Pistols, Unfinished Frames Or Unfinished Lower Receivers, Voluntary Relinquishment Of Firearms And Ammunition And Refundability Of Permits For Sale At Retail Of Firearms And For Carrying Of Pistols And Revolvers. (Senate Roll Call Vote 339)
HB05043 · 2026-05-06
An Act Concerning Convertible Pistols, Unfinished Frames Or Unfinished Lower Receivers, Voluntary Relinquishment Of Firearms And Ammunition And Refundability Of Permits For Sale At Retail Of Firearms And For Carrying Of Pistols And Revolvers. (Senate Roll Call Vote 338)
HB05141 · 2026-05-06
An Act Requiring Fear Of Retaliation Training For Persons Providing Assisted Living Services In Managed Residential Communities. (Senate Roll Call Vote 318)
SB00469 · 2026-05-06
An Act Implementing The Recommendations Of The State Contracting Standards Board. (Senate Roll Call Vote 353)
HJ00042 · 2026-05-06
Resolution Vacating The Decision Of The Claims Commissioner To Deny The Claim Against The State Of Evan Clark, Ppa, Christopher Clark And Granting The Claimant Permission To Sue The State. (Senate Roll Call Vote 308)
HB05580 · 2026-05-06
An Act Amending A Prior Conveyance Of A Parcel Of State Land To The Town Of Stratford To Permit The Parcel To Be Sold, Transferred Or Leased. (Senate Roll Call Vote 316)
SB00323 · 2026-05-06
An Act Implementing The Recommendations Of The Office Of State Ethics For Revisions To The State Codes Of Ethics. (Senate Roll Call Vote 352)
HJ00078 · 2026-05-06
Resolution Confirming The Nomination Of Justine L. Whalen, Esquire, Of Branford To Be A Judge Of The Superior Court. (Senate Roll Call Vote 307)
HB05312 · 2026-05-06
An Act Establishing A Civil Action For The Office Of The Attorney General And A Private Right Of Action For Victims Of Unlawful Dissemination Of A Synthetically Created Intimate Image. (Senate Roll Call Vote 351)
HB05401 · 2026-05-06
An Act Concerning Revisions To The State Building Code, State Fire Prevention Code And Fire Safety Code. (Senate Roll Call Vote 335)
HB05229 · 2026-05-06
An Act Concerning Gaming. (Senate Roll Call Vote 359)
SB00483 · 2026-05-06
An Act Establishing The Crime Of Digital Defrauding. (Senate Roll Call Vote 360)
HB05336 · 2026-05-06
An Act Concerning Advanced Nuclear Energy. (Senate Roll Call Vote 347)
HB05562 · 2026-05-06
An Act Concerning Various Revisions To Human Services Statutes. (Senate Roll Call Vote 356)
HB05377 · 2026-05-06
An Act Concerning Return Of Health Care Provider Payments. (Senate Roll Call Vote 350)
Complete voting record from LegiScan (showing the 60 most recent of 452 total roll-call votes this session).
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