Susan Margaret Collins

Senator from Maine

SENATEREPUBLICAN1997–nowID C001035

LegislationHEADLINE

37%with Dems

of 4,448 votes

Nominations

42%with Dems

of 2,226 · confirmations only

All contested

39%with Dems

of 6,674 · both combined

Steepest move

+16 pts

2003 → 2005

still a Republican

Career arc

Legislation leads. Each point is one Congress: how often they sided with the Democratic majority on contested bills, resolutions and amendments.

100%75%50%25%0%sides with Democrats ↑sides with Republicans ↓19972003200920152021

2025–26119th Congress

Sat as a Republican

31.7%with Democrats

legislation only

Votes for this Congress are open below

Steepest move: 2003 → 2005, +16 pts — within one party label.

Sat as a DemocratSat as a RepublicanVotes available below

Votes

DateBillVoteTypeCastSided with

Sep 17, 2026noneKasdin Miller Mitchell, of Texas, to be United States District Judge for the Northern District of TexasNOMINATIONYEAREP MAJORITY

Sep 17, 2026S. 4668A bill to protect the name, image, and likeness rights of, and provide protections for, student athletes and to promote fair competition among intercollegiate athletics, and for other purposes.LEGISLATIONYEABOTH · NOT SCORED

Full textA bill to protect the name, image, and likeness rights of, and provide protections for, student athletes and to promote fair competition among intercollegiate athletics, and for other purposes.Party majoritiesDemocrats Yea · Republicans YeaCounts toward scoreNo — both party majorities voted Yea.

Where this lands

YEAVoted with both majorities — not scored

Open roll call

Sep 15, 2026S. 4668A bill to protect the name, image, and likeness rights of, and provide protections for, student athletes and to promote fair competition among intercollegiate athletics, and for other purposes.LEGISLATIONYEABOTH · NOT SCORED

Sep 15, 2026H.R. 3633To provide for a system of regulation of the offer and sale of digital commodities by the Securities and Exchange Commission and the Commodity Futures Trading Commission, to amend the Federal Reserve Act to prohibit the Federal reserve banks from offering certain products or services directly to an individual, to prohibit the use of central bank digital currency for monetary policy, and for other purposes.LEGISLATIONNAYDEM MAJORITY

Sep 15, 2026noneMatthew R. Byrne, of Ohio, to be United States District Judge for the Southern District of OhioNOMINATIONYEAREP MAJORITY

Sep 14, 2026noneMatthew R. Byrne, of Ohio, to be United States District Judge for the Southern District of OhioNOMINATIONYEAREP MAJORITY

Aug 8, 2026S. 5271A bill to amend the Help America Vote Act of 2002 to require voters to provide photo identification.LEGISLATIONYEAREP MAJORITY

Aug 8, 2026noneTodd Blanche, of Florida, to be Attorney GeneralNOMINATIONNAYDEM MAJORITY

9 most recent roll calls shown · 829 contested votes scored in the 119th CongressAll votes this Congress →

By policy area

career · legislation

Economics and Public Finance36.7% · 1,683 votes

Taxation28.6% · 391 votes

Armed Forces and National Security34.4% · 302 votes

Health32.7% · 266 votes

Finance and Financial Sector25.7% · 175 votes

International Affairs45.6% · 149 votes

Energy56% · 141 votes

Transportation and Public Works42.7% · 131 votes

Immigration42.3% · 130 votes

Government Operations and Politics38.7% · 124 votes

Education32.5% · 114 votes

Congress33% · 106 votes

Crime and Law Enforcement46.2% · 106 votes

Agriculture and Food60.6% · 94 votes

Science, Technology, Communications50.6% · 81 votes

Emergency Management33.3% · 63 votes

Foreign Trade and International Finance58.3% · 60 votes

Labor and Employment21.7% · 60 votes

Environmental Protection29.3% · 58 votes

Public Lands and Natural Resources29.5% · 44 votes

Law20.5% · 39 votes

Commerce57.1% · 21 votes

Civil Rights and Liberties, Minority Issues78.9% · 19 votes

Water Resources Development66.7% · 18 votes

Social Welfare72.7% · 11 votes

Too few contested votes to score

Commemorations— · 8 votes

Housing and Community Development— · 8 votes

Native Americans— · 4 votes

Families— · 3 votes

Animals— · 2 votes

Sports and Recreation— · 1 vote

Blue is the share of votes siding with the Democratic majority; the tick marks 50%.

Service record

15 Congresses

105th · 1997119th · 2025

Republican · Senate · ME105th–119th

Term datesexact

Susan Margaret Collins

Senator from Maine

SENATER1997–now15 CONGRESSES

Compare

LegislationHEADLINE

37.5%with Democrats

of 4,448 votes · 62.5% with Republicans

Nominations42%of 2,226 votes

All contested39%of 6,674 · combined

Steepest move+16 pts2003→05, as a Republican

Career arc

10050019972025

2025–26 · 119th · Republican31.7%

Legislation leads. Tap a point to read that Congress.

Votes

Democratic majorityYea

Republican majorityYea

Counts toward scoreNo

Open roll call

Latest 6 shown · 829 contested votes scored in the 119th

By policy area

career

Economics and Public Finance36.7% · 1,683

Taxation28.6% · 391

Armed Forces and National Security34.4% · 302

Health32.7% · 266

Finance and Financial Sector25.7% · 175

International Affairs45.6% · 149

Energy56% · 141

Transportation and Public Works42.7% · 131

Immigration42.3% · 130

Government Operations and Politics38.7% · 124

Education32.5% · 114

Congress33% · 106

Crime and Law Enforcement46.2% · 106

Agriculture and Food60.6% · 94

Science, Technology, Communications50.6% · 81

Emergency Management33.3% · 63

Foreign Trade and International Finance58.3% · 60

Labor and Employment21.7% · 60

Environmental Protection29.3% · 58

Public Lands and Natural Resources29.5% · 44

Law20.5% · 39

Commerce57.1% · 21

Civil Rights and Liberties, Minority Issues78.9% · 19

Water Resources Development66.7% · 18

Social Welfare72.7% · 11

Commemorations— · 8

Housing and Community Development— · 8

Native Americans— · 4

Families— · 3

Animals— · 2

Sports and Recreation— · 1

Service record

105th · 1997119th · 2025

Republican105th–119th

Party switchers

John Alexander LoganD→R · IL · 40th Wesley Wade WatkinsD→R · OK · 105th Ben Nighthorse CampbellD→R · CO · 104th