Oathstar

U.S. Senator from Louisiana · Class II

Bill Cassidy

98LoyaltyMed 100
95AttendMed 98
10BipartMed 9
17BreaksMed 2

Position · +0.46

LEFTD · R RANGESRIGHT
In office
Senate 2015–now
House 2009–2015
17 years in CongressMore senior than 63% of the Senate
Breaks on
  • Immigration 21%
  • International Affairs 17%
Committees
  • Energy and Natural Resources
  • Finance
  • Health, Education, Labor, and Pensions
Bills on
  • Health
  • Taxation
  • Labor and Employment
Age
69

2026 election

Not on the November ballot
General election Nov 3, 2026

On the ballot for this seat

See the full race

Bottom line

Where Cassidy has influence

Roles

Talks most about

  • Education 1 statementApplauded implementation of education freedom tax credit legislation
  • Taxation 1 statementSupports bill improving IRS customer service and tax compliance
  • Government Spending 1 statementIntroduced salary cap legislation for federal political appointees
  • Retirement Planning 1 statementPassed bill clarifying Social Security claiming age terminology
  • Election Security 1 statementIntroduced election security and voter access legislation
  • Social Welfare 1 statementAdvocated for congressional action to strengthen Social Security

Stories in Cassidy’s press releases with their latest stance, last three months. Read by AI.

Where Cassidy breaks with Republicans

Method

Share of party-line votes on each issue where Cassidy voted against most Republicans. The tick is the median for Senate Republicans.

  1. Immigration 21% · 7 of 34 party 0%
  2. International Affairs 17% · 5 of 30 party 0%
  3. Finance and Financial Sector 5% · 1 of 19 party 0%

Every issue Pro See all 5 issues where Cassidy has broken with Republicans, and filter the voting record to those votes.

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Notable votes

Full record (Pro)

Where Cassidy broke with their party, close outcomes and final passage votes on named bills, newest first.

DateMeasureTitleVote Party split (yea)Result
Aug 8, 2026 H.R. 6500 Continuing Appropriations and Extensions Act, 2027On Passage of the Bill · This bill provides continuing FY2027 appropriations for federal agencies and extends various expiring programs and authorities.Broke w/ party Nay Passed
90–6
Aug 8, 2026 H.R. 6500 Continuing Appropriations and Extensions Act, 2027On the Motion to Table · This bill provides continuing FY2027 appropriations for federal agencies and extends various expiring programs and authorities.Broke w/ party Nay Passed
61–32
Aug 7, 2026 H.R. 6500 Continuing Appropriations and Extensions Act, 2027On the Cloture Motion · This bill provides continuing FY2027 appropriations for federal agencies and extends various expiring programs and authorities.Broke w/ party Nay Passed
91–6
Aug 7, 2026 H.R. 5334 Lindsey O. Graham Sanctioning Russia and Iran Act of 2026On the Amendment · This bill imposes a variety of sanctions, tariffs, and prohibitions related to Russia, extends an Iran-related sanctions law, and expands a…Broke w/ party Yea Failed
32–64
Jun 23, 2026 H.Con.Res. 86 Directing the President, pursuant to section 5(c) of the War Powers Resolution, to remove United States Armed Forces from hostilities with Iran.On the Concurrent Resolution · This concurrent resolution directs the President to remove U.S. Armed Forces from hostilities against Iran unless explicitly authorized by…Broke w/ party Yea Passed
50–48
Jun 17, 2026 S.Res. 616 A resolution requesting information on Honduras's human rights practices pursuant to section 502B(c) of the Foreign Assistance Act of 1961.On the Motion to DischargeBroke w/ party Yea Failed
44–50
Jun 16, 2026 S.J.Res. 172 A joint resolution to direct the removal of United States Armed Forces from hostilities within or against the Islamic Republic of Iran that have not been authorized by Congress.On the Motion to Discharge · This joint resolution directs the President to remove U.S. Armed Forces from hostilities within or against Iran unless a declaration of war…Broke w/ party Yea Failed
47–48
Jun 5, 2026 S. 2 Secure America ActOn the Motion · This act provides $70 billion in funding to the Department of Homeland Security (DHS), U.S. Customs and Border Protection (CBP), and U.S.Broke w/ party Yea Failed
51–48

Yea ■ filled · Nay □ open · Not voting – dash. Party split bars: Democrats left, Republicans right; dark = yea, light = nay.

What Cassidy is saying

All 18 statements and posts

◇ statements (press releases) · ○ posts. When a statement names a bill Cassidy voted on, the vote is shown next to it.

Effectiveness, 119th Congress so far

How it’s measured
2.03· expected 1.49

Meets expectations

Rank 9 of 100 in the Senate · expected = average of 21 majority-party committee chairs

How far Cassidy’s own bills got, weighted by substance. The average member scores 1.00.

  1. Introduced 106
  2. Action in committee 12
  3. Action beyond committee 10
  4. Passed chamber 5
  5. Became law 1

106 bills and joint resolutions sponsored: 1 significant (got a roll call vote), 104 substantive, 1 commemorative. Compare the Senate

Became law (1)

1 national policy

  • S. 331 HALT Fentanyl ActPermanently schedules fentanyl-related substances as controlled substances. AI-readBecame law Jul 16, 2025 · Crime and Law EnforcementNational policy

Scope tags come from an AI reading of each bill where available, otherwise from its title and policy area. They don’t change the score. How scope is tagged

How Cassidy’s ratings compare with every senator

Ratings, 119th Congress

Scores run 0–100 and always sit next to a median. Each tick is one senator; the ringed marker is Cassidy.

95/ 100

Chamber median 98 · 50 missed of 915

Voted on 865 of 915 roll calls; missed 50. Lower than 84% of senators.

85% 100%

Party loyalty

How it’s measured
98/ 100

Senate R median 100 · Rank 44 of 53

Sided with the Republican majority on 797 votes that split the parties. Lower than 60% of senators.

75% 100%
10/ 100

Chamber median 9 · +1

Average agreement with members of the other party on contested votes. Higher than 70% of senators.

0% 30%
+0.46

Republican middle 80%: 0.38 to 0.78

Left–right position from roll-call similarity (DW-NOMINATE, Voteview), from −1 to +1. Members who vote alike sit near each other.

Liberal Conservative

Bills, 119th Congress

All 122 sponsored bills

Sponsored 122 (Senate median 61) · cosponsored 344 (median 308), 210 of them as an original cosponsor · most often on Health, Taxation, Labor and Employment.

Votes by issue

How votes are tagged
IssueVotesYea share
Nominations211 100%
Economics and Public Finance189 35%
Other111 100%
Armed Forces & National Security50 86%
Immigration37 49%
International Affairs35 31%
Energy & environment24 100%
Finance and Financial Sector19 84%
Congress18 94%
Environmental Protection18 72%
Show all 32 issues
IssueVotesYea share
Public Lands and Natural Resources15 100%
Energy13 100%
Government Operations and Politics13 77%
Taxes, finance & economy13 100%
Transportation and Public Works12 42%
Sports and Recreation11 64%
Housing and Community Development9 100%
Foreign affairs & trade9 100%
Health care9 100%
Transportation & infrastructure8 100%
Budget & appropriations7 100%
Foreign Trade and International Finance6 17%
Taxation6 50%
Crime and Law Enforcement4 100%
Health4 25%
Education & families3 100%
Education2 50%
Emergency Management2 0%
Science, Technology, Communications2 100%
Immigration & border2 100%
Crime & justice2 100%
Families1 0%

How often Cassidy voted with Republicans on each issue is part of Pro.

Who votes alike

Method

Agreement on contested votes where both cast yea or nay.

Most aligned

  1. RJoni ErnstIA Senate98%agreement
  2. RJon HustedOH Senate98%agreement
  3. RPete RickettsNE Senate98%agreement

Full voting network Pro See all twelve closest allies, the members Cassidy most often votes against, and the closest allies in the other party.

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Campaign money

Method

In the 2025–26 cycle Cassidy’s campaign raised $7.0M: $2.6M (36%) from individuals and $1.7M (25%) from PACs and other committees. Cash on hand: $4.8M.

Through Jun 30, 2026; filings lag, so recent gifts can take weeks to appear. Money raised also counts loans and transfers, so the shares need not add to 100%. Source: FEC.gov.

Last cycle, party money, self-funding and debts are part of Pro. See Pro

Who funds Cassidy

The largest PACs and other committees giving directly to the campaign this cycle, of 422.

  1. Young Victory Committee Party committee
  2. Lumexa Imaging Corporate PAC
  3. American Trucking Associations Trade association PAC
Amounts, the top 10 and who else they fundPro

See how much each organization gave Cassidy this cycle and last, the mix of corporate, labor, trade and other PACs, and who else each one funds.

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Cassidy’s own leadership PAC: Continuing America's Strength and Security PAC. A separate PAC a member sponsors to give to other candidates.

Record over time

Historical record Pro Compare Cassidy’s measures across every Congress on file.

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Résumé and contact

Career in Congress

  • U.S. Senate, LouisianaRepublican2015–present
  • U.S. House, LA-6Republican2009–2015

Seat

Seat
Class 2, senior senator
Current term
2021–2027
Age
69

Committees and roles

All committees

Contact

DC office
202-224-5824
455 Dirksen Senate Office Building
District offices
Lafayette, Metairie, Monroe, Lake Charles, Baton Rouge, Shreveport, Alexandria

Elsewhere

Oathstar ID osp_v0kt3rtnam