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U.S. SENATE

Catherine Cortez Masto

DemocratNevadaCurrently serving

Sworn into the Senate on January 3, 2017 Source

How they voted 917

Their recorded votes in Congress, including what was decided and how they voted.

Yea/Aye supports the question being voted on. Nay/No opposes it. Colors describe the recorded choice, not a political rating.

Partial vote history. See collection coverage

All votes (917)Yea / Aye (330)Nay / No (568)Not Voting (19)

May 14, 2025Senate vote #257 · 2025Nomination PN25-11

Nay

Limit debate on Sean Donahue’s EPA assistant administrator nomination

AI-assisted summary

The nomination was for Sean Donahue to serve as an Assistant Administrator of the Environmental Protection Agency. The Senate agreed, 52–47, to limit debate on his nomination. This vote did not confirm him; limiting debate does not instantly end all debate.

Context: Official Senate roll call held on May 14, 2025. The member’s recorded choice and the chamber’s overall result are separate.

May 14, 2025Senate vote #256 · 2025Nomination PN26-46

Nay

Confirm Eric Ueland as OMB deputy director for management

AI-assisted summary

The Senate confirmed Eric Matthew Ueland, of Virginia, to be Deputy Director for Management in the Office of Management and Budget. The confirmation vote was 52–45.

Context: Official Senate roll call held on May 14, 2025. The member’s recorded choice and the chamber’s overall result are separate.

May 14, 2025Senate vote #255 · 2025Nomination PN26-46

Nay

Limit debate on Eric Ueland’s OMB deputy director nomination

AI-assisted summary

The nomination was for Eric Matthew Ueland to serve as Deputy Director for Management in the Office of Management and Budget. The Senate agreed, 51–45, to limit debate on the nomination. This vote did not confirm him; limiting debate does not instantly end all debate.

Context: Official Senate roll call held on May 14, 2025. The member’s recorded choice and the chamber’s overall result are separate.

May 14, 2025Senate vote #254 · 2025Nomination PN12-31

Nay

Confirm Emil Michael as defense research and engineering under secretary

AI-assisted summary

The Senate confirmed Emil Michael, of Florida, to be Under Secretary of Defense for Research and Engineering. The confirmation vote was 54–43.

Context: Official Senate roll call held on May 14, 2025. The member’s recorded choice and the chamber’s overall result are separate.

May 14, 2025Senate vote #253 · 2025Nomination PN12-31

Nay

Limit debate on Emil Michael’s defense under secretary nomination

AI-assisted summary

The nomination was for Emil Michael to serve as Under Secretary of Defense for Research and Engineering. The Senate agreed, 53–43, to limit debate on the nomination. This vote did not confirm him; limiting debate does not instantly end all debate.

Context: Official Senate roll call held on May 14, 2025. The member’s recorded choice and the chamber’s overall result are separate.

May 14, 2025Senate vote #252 · 2025Nomination PN12-38

Nay

Senate confirms Michael Rigas as deputy secretary of state

AI-assisted summary

The Senate confirmed Michael Rigas to be Deputy Secretary of State for Management and Resources. The nomination was confirmed, 51–46.

Context: Official Senate roll call held on May 14, 2025. The member’s recorded choice and the chamber’s overall result are separate.

May 14, 2025Senate vote #251 · 2025Nomination PN12-38

Nay

Senate limits debate on Michael Rigas’s State Department nomination

AI-assisted summary

The nomination was for Michael Rigas to be Deputy Secretary of State for Management and Resources. The Senate agreed to limit the remaining debate on the nomination, 51–45; this vote did not confirm him.

Context: Official Senate roll call held on May 14, 2025. The member’s recorded choice and the chamber’s overall result are separate.

May 14, 2025Senate vote #250 · 2025Nomination PN13-10

Nay

Senate confirms Katharine MacGregor as deputy secretary of the interior

AI-assisted summary

The Senate confirmed Katharine MacGregor to be Deputy Secretary of the Interior. The nomination was confirmed, 54–40.

Context: Official Senate roll call held on May 14, 2025. The member’s recorded choice and the chamber’s overall result are separate.

May 13, 2025Senate vote #249 · 2025Nomination PN13-10

Nay

Limit debate on Katharine MacGregor’s deputy Interior secretary nomination

AI-assisted summary

Katharine MacGregor was nominated to be Deputy Secretary of the Interior. The Senate agreed to limit debate on her nomination, leaving the chamber able to proceed toward a confirmation vote; this vote did not itself confirm her. Limiting debate sets a time limit on further debate rather than ending it instantly.

Context: Official Senate roll call held on May 13, 2025. The member’s recorded choice and the chamber’s overall result are separate.

May 13, 2025Senate vote #248 · 2025Nomination PN13-4

Nay

Confirm James Danly as deputy secretary of energy

AI-assisted summary

The Senate confirmed James Danly, of Tennessee, to be deputy secretary of energy. The confirmation vote was 52–44.

Context: Official Senate roll call held on May 13, 2025. The member’s recorded choice and the chamber’s overall result are separate.

May 13, 2025Senate vote #247 · 2025Nomination PN13-4

Nay

Limit debate on James Danly’s deputy energy secretary nomination

AI-assisted summary

The Senate voted to limit further debate on James Danly’s nomination to be deputy secretary of energy. The motion was agreed to, 53–45; this vote did not confirm him.

Context: Official Senate roll call held on May 13, 2025. The member’s recorded choice and the chamber’s overall result are separate.

May 13, 2025Senate vote #246 · 2025Nomination PN12-30

Nay

Confirm Troy Meink as secretary of the Air Force

AI-assisted summary

The Senate confirmed Troy Meink, of Virginia, to be secretary of the Air Force. The confirmation vote was 74–25.

Context: Official Senate roll call held on May 13, 2025. The member’s recorded choice and the chamber’s overall result are separate.

May 13, 2025Senate vote #245 · 2025Nomination PN12-30

Nay

Limit debate on Troy Meink’s Air Force secretary nomination

AI-assisted summary

The Senate voted to limit further debate on Troy Meink’s nomination to be secretary of the Air Force. The motion was agreed to, 72–26; this vote did not confirm him.

Context: Official Senate roll call held on May 13, 2025. The member’s recorded choice and the chamber’s overall result are separate.

May 13, 2025Senate vote #244 · 2025Nomination PN25-50

Nay

Confirm Reed Rubinstein as State Department legal adviser

AI-assisted summary

The Senate confirmed Reed Rubinstein, of Maryland, to be legal adviser of the Department of State. The confirmation vote was 52–46.

Context: Official Senate roll call held on May 13, 2025. The member’s recorded choice and the chamber’s overall result are separate.

May 12, 2025Senate vote #243 · 2025Nomination PN25-50

Nay

Limit debate on Reed Rubinstein’s nomination as State Department legal adviser

AI-assisted summary

The Senate voted to limit further debate on Reed Rubinstein’s nomination to be Legal Adviser of the Department of State. The motion was agreed to, allowing the nomination to move toward a later vote; it did not confirm him to the position.

Context: Official Senate roll call held on May 12, 2025. The member’s recorded choice and the chamber’s overall result are separate.

May 12, 2025Senate vote #242 · 2025Nomination PN12-10

Nay

Confirm Monica Crowley as Chief of Protocol and ambassador

AI-assisted summary

The Senate confirmed Monica Crowley to be Chief of Protocol, with the rank of ambassador during her tenure. The confirmation vote was agreed to, approving her appointment to the position.

Context: The ambassador rank applies during her tenure as Chief of Protocol.

May 12, 2025Senate vote #241 · 2025Nomination PN12-10

Nay

Limit debate on Monica Crowley’s Chief of Protocol nomination

AI-assisted summary

The Senate voted to limit further debate on Monica Crowley’s nomination to be Chief of Protocol, with the rank of ambassador during her tenure. The motion was agreed to; this vote ended debate under the Senate’s process but did not itself confirm her nomination.

Context: The ambassador rank applies during her tenure as Chief of Protocol.

May 8, 2025Senate vote #240 · 2025S. 1582

Nay

Limit debate before considering stablecoin regulation bill S. 1582

AI-assisted summary

The Senate voted on whether to limit debate on beginning consideration of S. 1582, a bill to establish a regulatory framework for payment stablecoins. The cloture motion failed, so the Senate did not move forward to consider the bill through this step; this was not a vote on passing the bill. The introduced version described in the May 1 summary would regulate eligible issuers, require reserve backing and disclosures, and set rules for foreign issuers.

Context: The background describes the May 1 introduced version; it may not be the exact text that would have been considered.

May 8, 2025Senate vote #239 · 2025H.J.Res. 60

Nay

Pass resolution to nullify National Park Service vehicle rule

AI-assisted summary

The Senate passed a resolution of congressional disapproval targeting the National Park Service rule on motor vehicles at Glen Canyon National Recreation Area. The resolution would nullify the rule, which modified area regulations, including limits on off-road vehicle use in certain locations. This Senate vote passed the resolution; it does not by itself establish that it became law.

Context: The background describes the rule as issued January 13, 2025; the supplied record does not establish the resolution’s final legal status.

May 8, 2025Senate vote #238 · 2025S.J.Res. 7

Not Voting

Pass resolution to nullify FCC rule on E-Rate Wi-Fi hotspots

AI-assisted summary

The Senate passed a resolution of congressional disapproval targeting the Federal Communications Commission’s E-Rate rule on the homework gap. The rule allowed participating schools and libraries to use program discounts for Wi-Fi hotspots and mobile connectivity for off-premises use, subject to policies requiring primarily educational use. The Senate vote passed the resolution; it does not by itself establish that it became law.

Context: The background describes the FCC rule published August 20, 2024; the supplied record does not establish the resolution’s final legal status.

BACKGROUND

About Catherine Cortez Masto

Education: Nevada–Reno (B.S.); Gonzaga (J.D.)
Experience: Nevada attorney general; U.S. attorney’s office prosecutor
First elected: U.S. Senate, 2016

Leadership

Vice Chair of Outreach

Committees 119th Congress

Banking, Housing & Urban Affairs
Energy & Natural Resources
Indian Affairs
Finance

Subcommittees (9)

Financial Institutions & Consumer Protection · Ranking member
National Security & International Trade & Finance
Securities, Insurance & Investment
Energy
Public Lands, Forests & Mining · Ranking member
Water & Power
Health Care
International Trade, Customs & Global Competitiveness
Social Security, Pensions & Family Policy

Sources

Profile sources

Official identity source

Identity last checked 11/11/2026.

Photo: Biographical Directory of the United States Congress; official portrait indexed by Bioguide ID; photograph date not established. Original

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