Nonpartisan · Data from OpenStates / Plural Policy · Montana
ET
Republican
· Representative
Eric Tilleman
Represents District 23 in the House of Representatives.
Votes with Republicans
77%
on 1,003 party-line votes · House Republicans median 91%
Cast a vote
99%
Yea or Nay on 3,097 of 3,098 roll calls · House median 99%
Their bills that became law
14 of 15
as a primary sponsor, this session · Republicans median 6
Roll calls on record
3,098
2025 Regular Session
Votes and bills updated Oct 11, 2026 from LegiScan (CC BY 4.0), which republishes the legislature’s own records. Profile details from OpenStates / Plural Policy. Figures cover 2025 Regular Session.
How Eric Tilleman 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 Eric Tilleman sits in the House
Each dot is one member of the House, placed by how often they voted on the Democratic side of party-line votes. Eric Tilleman is circled.
Always on the Republican sideAlways on the Democratic side
Times they broke with their party
230 of 1,003 party-line votes, most recent 10 shown.
HB863 · Generally revise state finance laws
(H) 3rd Reading Passed as Amended by Senate · 2025-04-30 · Passed 55–45 · most Republicans voted the other way
HB863 · Generally revise state finance laws
(H) 2nd Reading Senate Amendments Concurred · 2025-04-30 · Passed 59–41 · most Republicans voted the other way
SB324 · Revise vehicle registration fees and allocate revenue for bridges and victims of crime
(H) 3rd Reading Conference Committee Report Adopted · 2025-04-30 · Passed 57–43 · most Republicans voted the other way
SJ49 · Interim study of youth and family behavioral health prevention
(H) 2nd Reading Concurred · 2025-04-30 · Passed 63–37 · most Republicans voted the other way
SJ46 · Interim study of food security and agricultural prosperity
(H) 2nd Reading Not Concurred · 2025-04-30 · Failed 49–51 · most Republicans voted the other way
HB2 · General Appropriations Act
(H) 3rd Reading Passed as Amended by Senate · 2025-04-30 · Passed 66–34 · most Republicans voted the other way
HB231 · Revise property tax rates for certain property
(H) 3rd Reading Conference Committee Report Adopted · 2025-04-30 · Passed 60–39 · most Republicans voted the other way
SJ28 · Interim study resolution on the legislature's ethics processes
(H) 3rd Reading Concurred · 2025-04-29 · Passed 61–38 · most Republicans voted the other way
HB451 · Revise tax increment financing districts to exclude debt service and certain school levies
(H) 2nd Reading Senate Amendments Not Concurred · 2025-04-29 · Passed 58–42 · most Republicans voted the other way
HB863 · Generally revise state finance laws
(H) Reconsidered Previous Action; Placed on 2nd Reading · 2025-04-29 · Passed 58–39 · most Republicans voted the other way
Closest votes they cast
Roll calls decided by the fewest votes, one per bill.
SB535 · Revise laws related to experimental treatments
(H) 3rd Reading Failed · 2025-04-25 · Failed 50–50
HJ67 · Study resolution on impacts of federal funding changes on OPI and OCHE
(H) 2nd Reading Not Passed · 2025-04-25 · Failed 50–50
SB287 · Generally revise state finance laws
(H) 2nd Reading Not Concurred · 2025-04-24 · Failed 50–50
SB326 · Generally revise laws related to MEDIA Act film tax credits
(H) Reconsidered Previous Action; Placed on 2nd Reading · 2025-04-18 · Failed 49–49
SB312 · Generally revise laws for crime victims
(H) 2nd Reading Not Concurred · 2025-04-14 · Failed 50–50
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.
Lyn BennettDemocrat · District 4 · 1,499 shared contested votes
82%
Ed ByrneDemocrat · District 11 · 1,505 shared contested votes
65%
Eric AlbusDemocrat · District 28 · 1,424 shared contested votes
56%
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 (1 in all). Gaps are months the chamber wasn’t voting.
← Montana Delegation
YeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaNayYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaYeaNayYeaYeaYeaYeaYeaYeaYeaYea
Their bills, from filing to law
Bills Eric Tilleman 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.
Introduced15
Out of committee15
Passed one chamber15
Passed both chambers15
Became law14
Never left committee0
For comparison, the median Republican member of the House has 6 bills that became law this session.
What their bills are about
Taxation–Agriculture/Livestock 7Agriculture 6Livestock 6Rule Making 6Appropriations 4State Finance 4
Provide statewide access to a K-12 digital toolkit
Vetoed(H) Veto Override Failed in Legislature · 2025-07-15
Generally revise laws related to LLC operating agreements
Became lawChapter Number Assigned · 2025-05-19
Require background checks for certain school employees and volunteers
Became lawChapter Number Assigned · 2025-05-19
Allow livestock loss reimbursement for black bear predation
Became lawChapter Number Assigned · 2025-05-16
Define public purpose of easements on state lands
Became lawChapter Number Assigned · 2025-05-08
Interim study on the Montana cattle industry
Became law(H) Filed with Secretary of State · 2025-05-06
Expand livestock loss eligibility to include domestic bison
Became lawChapter Number Assigned · 2025-05-05
Eliminate the organic commodity advisory council
Became lawChapter Number Assigned · 2025-05-05
Provide funding for middle school career and technical education
Became lawChapter Number Assigned · 2025-04-17
Eliminate reference to personal property farm manual for property tax purposes
Became law(H) Signed by Governor · 2025-04-07
Descriptions are the legislature’s own synopsis. Bill data from LegiScan, CC BY 4.0.
Loading committees…
SJ35 · 2025-04-30
Interim study of voter list maintenance and integrity ((H) 2nd Reading Concurred)
SB324 · 2025-04-30
Revise vehicle registration fees and allocate revenue for bridges and victims of crime ((H) 2nd Reading Conference Committee Report Adopted)
HB381 · 2025-04-30
Provide for educational credit for students volunteering in long term care, nursing home, home care, and child care settings ((H) 3rd Reading Governor's Proposed Amendments Adopted)
SJ37 · 2025-04-30
Interim survey of behavioral health services in Montana ((H) 3rd Reading Concurred)
SJ36 · 2025-04-30
Study dependent neglect standards for prosecutors ((H) 3rd Reading Concurred)
HB850 · 2025-04-30
Provide licensing and regulation of community health workers ((H) 3rd Reading Passed as Amended by Senate)
HB818 · 2025-04-30
Ban foreign funding for ballot measures ((H) 3rd Reading Conference Committee Report Adopted)
SB446 · 2025-04-30
Revise laws related to healthcare utilization review ((H) 3rd Reading Free Conference Committee Report Adopted)
HB936 · 2025-04-30
Authorize transfers and other necessary measures to implement HB 2-Section B ((H) 3rd Reading Passed as Amended by Senate)
HB231 · 2025-04-30
Revise property tax rates for certain property ((H) 2nd Reading Conference Committee Report Adopted)
HB231 · 2025-04-30
Revise property tax rates for certain property ((H) 3rd Reading Conference Committee Report Adopted)
SB40 · 2025-04-30
Revise supreme court public records laws by opening deliberations and files to the public ((H) 3rd Reading Free Conference Committee Report Adopted)
SB524 · 2025-04-30
Revise laws relating to category D assisted living facilities ((H) 3rd Reading Conference Committee Report Adopted)
HB853 · 2025-04-30
Revise fees for licensed establishments ((H) 3rd Reading Passed as Amended by Senate)
HB2 · 2025-04-30
General Appropriations Act ((H) 3rd Reading Passed as Amended by Senate)
HB932 · 2025-04-30
Generally revise conservation financing laws ((H) 3rd Reading Passed as Amended by Senate)
SJ48 · 2025-04-30
Interim study of the public health and safety impacts of marijuana legalization ((H) 2nd Reading Concurred)
SJ48 · 2025-04-30
Interim study of the public health and safety impacts of marijuana legalization ((H) 3rd Reading Concurred)
HB513 · 2025-04-30
Revise laws related to use of name, voice, and likeness of individuals and penalties for unauthorized use ((H) 3rd Reading Governor's Proposed Amendments Adopted)
SJ46 · 2025-04-30
Interim study of food security and agricultural prosperity ((H) 2nd Reading Not Concurred)
HB505 · 2025-04-30
Allow Montana housing infrastructure revolving loan fund to retain its interest and income and provide for fund transfers ((H) 3rd Reading Passed as Amended by Senate)
SJ49 · 2025-04-30
Interim study of youth and family behavioral health prevention ((H) 2nd Reading Concurred)
SJ49 · 2025-04-30
Interim study of youth and family behavioral health prevention ((H) 3rd Reading Concurred)
HB913 · 2025-04-30
Authorize transfers and other necessary measures to implement HB2 Section D ((H) 3rd Reading Passed as Amended by Senate)
SB319 · 2025-04-30
Generally revise health care laws related to doulas ((H) 3rd Reading Conference Committee Report Adopted)
SB324 · 2025-04-30
Revise vehicle registration fees and allocate revenue for bridges and victims of crime ((H) 3rd Reading Conference Committee Report Adopted)
HB682 · 2025-04-30
Generally revise laws regarding gender transition treatment ((H) 3rd Reading Free Conference Committee Report Adopted)
HB329 · 2025-04-30
Make the Montana ammunition act permanent ((H) 3rd Reading Conference Committee Report Adopted)
SB472 · 2025-04-30
Revise penalties for violations under 310 permit process ((H) 3rd Reading Free Conference Committee Report Adopted)
HB863 · 2025-04-30
Generally revise state finance laws ((H) 2nd Reading Senate Amendments Concurred)
HB863 · 2025-04-30
Generally revise state finance laws ((H) 3rd Reading Passed as Amended by Senate)
SJ42 · 2025-04-30
Interim study of noxious weed control ((H) 2nd Reading Concurred)
SJ42 · 2025-04-30
Interim study of noxious weed control ((H) 3rd Reading Concurred)
HB935 · 2025-04-30
Limits to Fox Hills-Hell Creek aquifer withdrawals ((H) 3rd Reading Passed as Amended by Senate)
HJ34 · 2025-04-30
Resolution supporting Montana's beef producers ((H) 3rd Reading Passed as Amended by Senate)
HB117 · 2025-04-30
Establish criminal justice data warehouse priorities ((H) 3rd Reading Free Conference Committee Report Adopted)
SJ35 · 2025-04-30
Interim study of voter list maintenance and integrity ((H) 3rd Reading Concurred)
HB936 · 2025-04-29
Authorize transfers and other necessary measures to implement HB 2-Section B ((H) 2nd Reading Senate Amendments Concurred)
HB511 · 2025-04-29
Provide grant funding for firefighting training facilities ((H) 3rd Reading Passed as Amended by Senate)
HB935 · 2025-04-29
Limits to Fox Hills-Hell Creek aquifer withdrawals ((H) 2nd Reading Senate Amendments Concurred)
HJ72 · 2025-04-29
Interim study of personal data sharing by DOT ((H) 3rd Reading Passed)
HB12 · 2025-04-29
Montana historic preservation grants ((H) 3rd Reading Passed as Amended by Senate)
HB932 · 2025-04-29
Generally revise conservation financing laws ((H) 2nd Reading Senate Amendments Concurred)
SJ35 · 2025-04-29
Interim study of voter list maintenance and integrity ((H) State Administration–Be Concurred In)
HB5 · 2025-04-29
Long-range building appropriations ((H) 3rd Reading Passed as Amended by Senate)
HB4 · 2025-04-29
Appropriations by budget amendment ((H) 3rd Reading Passed as Amended by Senate)
HB505 · 2025-04-29
Allow Montana housing infrastructure revolving loan fund to retain its interest and income and provide for fund transfers ((H) 2nd Reading Senate Amendments Concurred)
HB513 · 2025-04-29
Revise laws related to use of name, voice, and likeness of individuals and penalties for unauthorized use ((H) 2nd Reading Governor's Proposed Amendments Adopted)
HB913 · 2025-04-29
Authorize transfers and other necessary measures to implement HB2 Section D ((H) 2nd Reading Senate Amendments Concurred)
SB319 · 2025-04-29
Generally revise health care laws related to doulas ((H) 2nd Reading Conference Committee Report Adopted)
HB682 · 2025-04-29
Generally revise laws regarding gender transition treatment ((H) 2nd Reading Free Conference Committee Report Adopted)
SB218 · 2025-04-29
Provide for private right of action for injuries caused by certain medical interventions to treat gender dysphoria ((H) Reconsidered Previous Action; Placed on 2nd Reading)
HB924 · 2025-04-29
Generally revise state finance laws ((H) 3rd Reading Passed as Amended by Senate)
HB381 · 2025-04-29
Provide for educational credit for students volunteering in long term care, nursing home, home care, and child care settings ((H) 2nd Reading Governor's Proposed Amendments Adopted)
HB446 · 2025-04-29
Revise indecent exposure laws ((H) 3rd Reading Governor's Proposed Amendments Adopted)
SJ37 · 2025-04-29
Interim survey of behavioral health services in Montana ((H) 2nd Reading Concurred)
SJ34 · 2025-04-29
Interim study of child care ((H) 2nd Reading Not Concurred)
SJ33 · 2025-04-29
Interim study of the prescription drug supply chain ((H) 3rd Reading Concurred)
HB850 · 2025-04-29
Provide licensing and regulation of community health workers ((H) 2nd Reading Senate Amendments Concurred)
SJ36 · 2025-04-29
Study dependent neglect standards for prosecutors ((H) 2nd Reading Concurred)
Complete voting record from LegiScan (showing the 60 most recent of 3098 total roll-call votes this session).
District-Mail Office
📍701 Mountain View Drive, Cascade, MT 59421
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