New Mexico Senate · District 16

Antoinette Sedillo Lopez's New Mexico Senate voting record

Democratic
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Antoinette Sedillo Lopez (Democratic) is a member of the New Mexico Senate for District 16. This page covers the 503 floor roll calls held while Antoinette Sedillo Lopez was in office, from Jan. 22, 2025 to Feb. 19, 2026. Votes with the President Pro Tempore on 88% of contested votes. Votes with own party on 96% of party-line votes. 10th percentile in the New Mexico Senate from liberal to conservative. Didn't vote on 6% of roll calls. Antoinette Sedillo Lopez sponsored 40 statewide bills this term; 3 passed. Below are the contested votes where Antoinette Sedillo Lopez split from the President Pro Tempore or the party, recent key votes, every roll call with filters, the bills Antoinette Sedillo Lopez sponsored and contact details.

Votes with the President Pro Tempore 88% On 168 contested votes where both voted · 94% on all votes Votes with own party 96% Partisan rank: 18 of 42 in the Senate (tied with 4 others) Didn't vote at roll call 6% 29 of 503 roll calls · 18 of them excused
Bills passed 3 40 sponsored · 3 became law · Rank 17 of 42 in the Senate Bills that became law 3 of 3 passed · 0 vetoed

Where they sit

Every current senator, placed from most liberal to most conservative by how they voted on contested bills.

How these numbers work →
Sedillo Lopez
← Most liberalThe aisleMost conservative →
Votes with DemocratsCrosses party linesVotes with Republicans

Antoinette Sedillo Lopez's seat is marked. Seats run from most liberal (left) to most conservative (right), by contested floor votes. Color shows how often each member crosses party lines toward the middle on votes that divide the parties: solid blue or red means almost never, and purple means on at least 1 in 5 of those votes. Gray seats are members too new to score. How these numbers work

New Mexico Senate10th percentile
More liberal than 90% of the New Mexico Senate.
Most liberalMost conservative
5th most liberal of 42

The scores

How these numbers work →
Votes with the President Pro Tempore
88%
Democrats Republicans 0%100%

Each tick is a current senator, by party; the dot is Antoinette Sedillo Lopez.

On 168 contested votes where both voted94% on all 444 votes where both voted
Votes with own party
96%
Democrats Republicans 65%100%

Each tick is a current senator, by party; the dot is Antoinette Sedillo Lopez.

On 137 party-line votesPartisan rank: 18 of 42 in the Senate (tied with 4 others)17 senators vote with their party more often

Bills

The bills Antoinette Sedillo Lopez sponsored this term and how far they got. Co-sponsors aren’t counted.

How these numbers work →
Bills
Sponsored40
Passed both chambers3
Became law3
Vetoed by the Governor0

Rank by bills passed: Rank 17 of 42 in the Senate · 16 of 26 Democrats

A bill's sponsor is the legislator the Legislature lists first on it, a member of the chamber where it was introduced; co-sponsors aren't counted.

Bills that passed both chambers

BillResultFinal action
SB 111 (2026 Regular Session)
Motor Vehicle Code "Personal Info"		 Became law March 3, 2026
SB 36 (2025 Regular Session)
Sensitive Personal Information Nondisclosure		 Became law April 10, 2025
SB 73 (2025 Regular Session)
Require Bicycle Stops for Safety		 Became law March 21, 2025

Budget projects

These pages don't credit budget items to New Mexico legislators.

Contested votes where they split

21 against the President Pro Tempore; 17 against most of their party.

DateBill and motion Their votePresident Pro TemporeMost of their party
Feb. 19, 2026 SB 273: Public Peace, Health, Safety & Welfare
Concurrence in House Amendments		 Nay Yea Yea
Feb. 17, 2026 SB 246: Massage Therapy Practice Changes
Final Passage		 Nay Yea Nay
Feb. 17, 2026 HJR 1: Boards of Regents Nominating Committees, CA
Final Passage		 Nay Yea Yea
Feb. 17, 2026 HB 154: Advanced Energy Product Definition
Final Passage		 Nay Yea Yea
Feb. 17, 2026 HB 103: Cap Residential Property Tax Rates
Final Passage		 Nay Yea Yea
Feb. 11, 2026 SB 50: Law Enforcement Training Requirements
Final Passage		 Nay Yea Yea
Feb. 4, 2026 SB 100: Burglary Definition of Dwelling
Final Passage		 Nay Yea Yea
March 22, 2025 HB 458: Carbon Dioxide Storage Stewardship Act
Final Passage		 Nay Nay Yea
March 21, 2025 HB 458: Carbon Dioxide Storage Stewardship Act
Senate Floor Amendment 2		 Yea Nay Yea
March 21, 2025 HB 458: Carbon Dioxide Storage Stewardship Act
Senate Floor Amendment 1		 Yea Nay Nay
March 21, 2025 HB 137: Strategic Water Supply Act
Senate Floor Amendment 1		 Yea Nay Nay
March 21, 2025 HB 255: Rename "Juvenile Corrections Act"
Final Passage		 Nay Yea Nay
March 20, 2025 HB 101: Firearm at Polling Place for Law Enforcement
Final Passage		 Nay Nay Yea
March 16, 2025 HB 161: State Park Day Passes for Veterans
Final Passage		 Nay Yea Nay
March 14, 2025 HB 5: Office of Child Advocate Act
Final Passage		 Yea Nay Yea
March 14, 2025 HB 5: Office of Child Advocate Act
Senate Floor Amendment 2		 Yea Nay Nay
March 10, 2025 SJR 15: Appointed State Board of Education, CA
Final Passage		 Nay Yea Nay
March 10, 2025 SB 170: NMFA Definitions, Funds & Rates
Final Passage		 Nay Nay Yea
March 7, 2025 SB 507: Firearm Licenses & Transfers
Final Passage		 Nay Nay Yea
March 5, 2025 SB 235: School Math Changes
Senate Floor Amendment 1		 Yea Nay Yea
March 5, 2025 SB 119: Investment in Bioscience Companies
Final Passage		 Nay Yea Yea
March 4, 2025 SB 186: Multifamily Housing Valuation
Final Passage		 Nay Yea Yea
March 1, 2025 SB 11: Anti-Distraction Policy in Schools
Final Passage		 Nay Yea Yea
Feb. 28, 2025 SB 101: Increase Certain Livestock Fees
Final Passage		 Yea Nay Yea
Feb. 28, 2025 SB 128: Certain Characters on License Plates
Final Passage		 Nay Yea Yea

Recent key votes

Antoinette Sedillo Lopez's most recent key votes: contested or party-line votes that gave the chamber's last word on a whole bill (passage, budgets included, the other chamber's changes or a conference report) or overrode a veto, with what each bill does where a checked explanation exists. The full record is below.

How these numbers work →
  1. Feb. 19, 2026
    Senate
    HB 200: New Homes for New Mexico Program
    Voted yea Final Passage · Yeas 22, nays 13

    What the bill does: We don't have a checked plain-language explanation of this bill yet; the vote page links to the official record.

  2. Feb. 19, 2026
    Senate
    SB 273: Public Peace, Health, Safety & Welfare
    Voted nayAgainst most of their partyAgainst the President Pro Tempore Concurrence in House Amendments · Yeas 22, nays 18

    What the bill does: We don't have a checked plain-language explanation of this bill yet; the vote page links to the official record.

  3. Feb. 18, 2026
    Senate
    HJM 3: Per- & Polyfluoroalkyl Substances Report
    Voted yea Final Passage · Yeas 22, nays 13

    What the bill does: We don't have a checked plain-language explanation of this bill yet; the vote page links to the official record.

  4. Feb. 18, 2026
    Senate
    SB 151: Corporate Income Tax Changes
    Voted yea Concurrence in House Amendments · Yeas 22, nays 14

    What the bill does: We don't have a checked plain-language explanation of this bill yet; the vote page links to the official record.

  5. Feb. 18, 2026
    Senate
    HB 124: New Americans Division in WSD
    Voted yea Final Passage · Yeas 22, nays 12

    What the bill does: We don't have a checked plain-language explanation of this bill yet; the vote page links to the official record.

Every roll call

How Antoinette Sedillo Lopez voted on each of the 503 floor roll calls while in office, newest first.

DateVoteTheir vote Most of their partyPresident Pro TemporeYeas–nays
Feb. 19, 2026HB 200: New Homes for New Mexico Program
Final Passage		YeaYeaYea22–13
Feb. 19, 2026SB 273: Public Peace, Health, Safety & Welfare
Concurrence in House Amendments		NayYeaYea22–18
Feb. 18, 2026HJM 3: Per- & Polyfluoroalkyl Substances Report
Final Passage		YeaYeaYea22–13
Feb. 18, 2026SB 151: Corporate Income Tax Changes
Concurrence in House Amendments		YeaYeaYea22–14
Feb. 18, 2026HB 124: New Americans Division in WSD
Final Passage		YeaYeaYea22–12
Feb. 18, 2026HB 184: Investment of Conservation & Legacy Funds
Final Passage		YeaYeaYea25–11
Feb. 18, 2026HB 4: Health Care Affordability Fund Distributions
Final Passage		YeaYeaYea24–12
Feb. 18, 2026HB 270: Contributions to Apprentice & Training Pgms.
Final Passage		YeaYeaYea25–13
Feb. 18, 2026HB 153: Low-Carbon Construction Material Rebate Act
Final Passage		YeaYeaYea30–6
Feb. 18, 2026HB 7: Apprenticeship Assistance Act Transfers
Final Passage		YeaYeaYea29–8
Feb. 18, 2026HB 332: Capital Outlay Reauthorizations
Final Passage		YeaYeaYea24–14
Feb. 18, 2026HB 165: Payment of Certain IRB Special Assessments
Final Passage		YeaYeaYea30–10
Feb. 18, 2026HB 253: Public Education Changes
Final Passage		YeaYeaYea26–15
Feb. 17, 2026HJR 5: Legislative Compensation, CA
Final Passage		YeaYeaYea23–19
Feb. 17, 2026SB 246: Massage Therapy Practice Changes
Final Passage		NayNayYea22–17
Feb. 17, 2026HJR 1: Boards of Regents Nominating Committees, CA
Final Passage		NayYeaYea34–7
Feb. 17, 2026HB 154: Advanced Energy Product Definition
Final Passage		NayYeaYea36–6
Feb. 17, 2026HB 103: Cap Residential Property Tax Rates
Final Passage		NayYeaYea16–26
Feb. 16, 2026HB 2: General Appropriation Act of 2026
Final Passage		YeaYeaYea23–16
Feb. 15, 2026SB 23: Exceptions to Student Use of Phones
Final Passage		YeaYeaYea32–6
Feb. 15, 2026SB 261: Public Peace, Health, Safety & Welfare
Final Passage		YeaYeaYea23–17
Feb. 15, 2026SB 151: Corporate Income Tax Changes
Final Passage		YeaYeaYea24–17
Feb. 15, 2026SB 264: Public Peace, Health, Safety & Welfare
Final Passage		YeaYeaYea26–16
Feb. 14, 2026SB 73: Driver's Ed Requirements
Final Passage		YeaYeaYea25–16
Feb. 14, 2026SB 111: Motor Vehicle Code "Personal Info"
Final Passage		YeaYeaYea26–16
Feb. 14, 2026SB 235: Microgrid Oversight Act
Final Passage		YeaYeaYea22–20
Feb. 12, 2026SB 241: Child Care Assistance Program Act
Final Passage		YeaYeaYea25–15
Feb. 12, 2026SB 40: Driver Privacy and Safety Act
Final Passage		YeaYeaYea32–8
Feb. 12, 2026SB 21: Medicare Supplement Open Enrollment
Final Passage		NayNayExcused9–27
Feb. 11, 2026SB 18: Clear Horizons & Emissions Codification
Final Passage		YeaYeaYea19–23
Feb. 11, 2026SB 50: Law Enforcement Training Requirements
Final Passage		NayYeaYea35–7
Feb. 11, 2026SB 96: Regulated Child Care Zoning Requirements
Final Passage		YeaYeaYea25–13
Feb. 10, 2026SB 193: Acequia & Ditch Infrastructure Fund Transfer
Final Passage		YeaYeaYea28–10
Feb. 10, 2026SB 30: Reporting of Induced Abortions
Final Passage		YeaYeaYea24–15
Feb. 7, 2026SB 17: Stop Illegal Gun Trade Act
Final Passage		YeaYeaYea21–17
Feb. 6, 2026SB 48: State Fairgrounds District Bonds
Final Passage		YeaYeaYea26–12
Feb. 5, 2026SB 55: Solar Market Income Tax Credit
Final Passage		YeaYeaYea26–10
Feb. 5, 2026SB 58: Extend Property Tax Exemption Period
Final Passage		YeaYeaYea27–8
Feb. 5, 2026SB 38: Fees on Registered Pet Food
Final Passage		YeaYeaYea23–15
Feb. 4, 2026SB 100: Burglary Definition of Dwelling
Final Passage		NayYeaYea32–4
Feb. 3, 2026HB 9: Immigrant Safety Act
Final Passage		YeaYeaYea24–15
Jan. 23, 2026SB 2: State Highway Project Bonds
Final Passage		YeaYeaYea31–9
Nov. 10, 2025HB 1: General Appropriations
Final Passage		YeaYeaYea30–6
Oct. 1, 2025HB 1: General Appropriations
Final Passage		YeaYeaYea25–13
Oct. 1, 2025SB 3: Immunization Rules & Recommendations
Final Passage		YeaYeaYea26–13
March 22, 2025HB 19: Trade Ports Development Act
Final Passage		YeaYeaYea28–9
March 22, 2025HB 458: Carbon Dioxide Storage Stewardship Act
Final Passage		NayYeaNay26–11
March 21, 2025HB 36: Board of Optometry Powers and Duties
Final Passage		YeaYeaYea26–12
March 21, 2025HB 20: Technology & Innovation Division
Final Passage		Not votingYeaYea32–4
March 21, 2025HB 89: Graduate Scholarship Act Changes
Final Passage		YeaYeaYea27–11
March 21, 2025HB 361: EMNRD Conversion of Certain Wells
Final Passage		YeaYeaYea26–12
March 21, 2025HB 137: Strategic Water Supply Act
Final Passage		YeaYeaYea33–6
March 21, 2025HB 78: Prohibit Discrimination Against 340B Entities
Final Passage		YeaYeaYea26–14
March 21, 2025HB 6: IRB Project Minimum Wage
Final Passage		YeaYeaYea23–15
March 21, 2025HB 255: Rename "Juvenile Corrections Act"
Final Passage		NayNayYea13–24
March 20, 2025HB 64: Expand Post-Secondary Tuition Eligibility
Final Passage		YeaYeaYea23–14
March 20, 2025HB 295: Tax on Property Owned by NM RETA
Final Passage		YeaYeaYea22–18
March 20, 2025HB 586: Public Peace, Health, Safety & Welfare
Final Passage		YeaYeaYea28–12
March 20, 2025HB 140: "Hazardous Waste Constituent" Definition
Final Passage		YeaYeaYea35–7
March 20, 2025HB 101: Firearm at Polling Place for Law Enforcement
Final Passage		NayYeaNay34–7
March 20, 2025HB 128: NMFA Local Solar Access Fund
Final Passage		YeaYeaYea24–16
March 20, 2025HB 91: Public Utility Rate Structures
Final Passage		YeaYeaYea26–16
March 20, 2025HB 340: DNA of Certain Offenders in CODIS
Final Passage		YeaYeaYea35–6
March 20, 2025HB 450: Capital Outlay Projects
Final Passage		YeaYeaYea25–16
March 19, 2025HB 2: General Appropriation Act of 2025
Final Passage		YeaYeaYea24–16
March 18, 2025SB 318: Firearms in Unfair Practices Act
Final Passage		YeaYeaExcused21–18
March 18, 2025SB 401: Broadband for Education
Final Passage		ExcusedYeaYea23–6
March 18, 2025SB 495: Higher Education Radio
Final Passage		ExcusedYeaYea19–11
March 17, 2025HB 143: Lobbying Activity Reports
Final Passage		YeaYeaYea22–15
March 17, 2025HB 12: Extreme Risk Firearm Protection Order Changes
Final Passage		YeaYeaYea23–15
March 17, 2025HB 218: Tax Changes
Final Passage		YeaYeaYea30–4
March 17, 2025SB 443: No Cholesterol-Lowering Drug Cost Sharing
Final Passage		YeaYeaYea22–11
March 17, 2025SB 481: State Fairgrounds District Act
Final Passage		YeaYeaYea24–15
March 17, 2025SB 278: Coronary Artery Calcium Screening Insurance
Final Passage		YeaYeaYea24–15
March 16, 2025HB 161: State Park Day Passes for Veterans
Final Passage		NayNayYea11–28
March 16, 2025HB 66: Workers' Compensation Changes
Final Passage		YeaYeaYea25–14
March 15, 2025SB 456: Permanent Courts & Justice Committee
Final Passage		YeaYeaYea24–16
March 15, 2025SB 535: Public Peace, Health, Safety & Welfare
Final Passage		YeaYeaYea24–13
March 15, 2025SB 120: No Behavioral Health Cost Sharing
Final Passage		YeaYeaExcused19–14
March 15, 2025SB 226: Truck Tractor Max Speed Limit
Final Passage		ExcusedYeaYea17–13
March 14, 2025HB 5: Office of Child Advocate Act
Final Passage		YeaYeaNay28–13
March 14, 2025SB 375: Probation & Parole Changes
Final Passage		YeaYeaYea25–11
March 13, 2025SB 5: Game Commission Reform
Concurrence in House Amendments		YeaYeaYea21–16
March 13, 2025SB 364: Law Enforcement Qualifications
Final Passage		YeaYeaYea26–12
March 12, 2025SB 219: Medical Psilocybin Act
Final Passage		YeaYeaYea33–4
March 11, 2025SM 14: Mt Taylor Cultural & Environmental Integrity
Final Passage		YeaYeaYea21–14
March 10, 2025SJR 15: Appointed State Board of Education, CA
Final Passage		NayNayYea27–15
March 10, 2025SB 170: NMFA Definitions, Funds & Rates
Final Passage		NayYeaNay31–10
March 10, 2025SB 290: Raise Marriage License Fees
Final Passage		ExcusedYeaYea27–11
March 10, 2025SB 45: County Health Care Assistance Fund Use
Final Passage		YeaYeaYea24–17
March 7, 2025SB 507: Firearm Licenses & Transfers
Final Passage		NayYeaNay27–10
March 7, 2025SB 20: Increase Cigarette & Tobacco Products Taxes
Final Passage		YeaYeaYea25–14
March 7, 2025SB 180: Self-Service Storage Rental Changes
Final Passage		YeaYeaYea21–16
March 6, 2025SB 83: Innovation in State Government Fund
Final Passage		YeaYeaYea26–14
March 6, 2025SB 9: Pipeline Safety Act Violations Civil Penalty
Final Passage		YeaYeaYea26–14
March 5, 2025SB 119: Investment in Bioscience Companies
Final Passage		NayYeaYea26–15
March 4, 2025SB 37: Strategic Water Reserve Fund
Final Passage		YeaYeaNot voting25–15
March 4, 2025SB 59: Public Works Minimum Wage Definitions
Final Passage		YeaYeaYea23–16
March 4, 2025SB 186: Multifamily Housing Valuation
Final Passage		NayYeaYea16–23
March 3, 2025SB 113: Board & Commission Sunset Dates
Final Passage		YeaYeaYea28–12
March 3, 2025SB 57: Medical Provider Patient IPRA Info
Final Passage		YeaYeaYea26–16
March 1, 2025SB 11: Anti-Distraction Policy in Schools
Final Passage		NayYeaYea29–8
March 1, 2025SB 5: Game Commission Reform
Final Passage		YeaYeaYea28–12
Feb. 28, 2025SB 101: Increase Certain Livestock Fees
Final Passage		YeaYeaNay32–7
Feb. 28, 2025SB 128: Certain Characters on License Plates
Final Passage		NayYeaYea24–13
Feb. 27, 2025SB 38: Special Education Act
Final Passage		YeaYeaYea31–7
Feb. 26, 2025SB 21: Pollutant Discharge Elimination System Act
Final Passage		YeaYeaYea25–16
Feb. 25, 2025SB 48: Community Benefit Fund
Final Passage		YeaYeaYea23–15
Feb. 24, 2025SB 242: Advancing the Science of Reading Act
Final Passage		YeaYeaYea32–6
Feb. 22, 2025SB 23: Oil & Gas Royalty Rate Changes
Final Passage		YeaYeaYea21–15
Feb. 20, 2025SB 36: Sensitive Personal Information Nondisclosure
Final Passage		YeaYeaYea26–14
Feb. 19, 2025SB 16: Non-Major Party Voters in Primary Elections
Final Passage		YeaYeaYea27–11
Feb. 14, 2025SB 1: Behavioral Health Trust Fund
Final Passage		YeaYeaYea37–5
Feb. 14, 2025SB 3: Behavioral Health Reform & Investment Act
Final Passage		YeaYeaYea37–5

Contested and party-line votes link to their own pages; the rest link to the official record.

Contact, committees and caucuses

Contact

Official page
www.nmlegis.gov
Email
a.sedillolopez@nmlegis.gov
Capitol office
State Capitol Room 218B, New Mexico 490 Old Santa Fe Trail, Santa Fe, NM 87501
505-986-4389
District office
P.O. Box 80613, Albuquerque, NM 87108

Committees

  • Conservation Vice chair
  • Courts, Corrections and Justice
  • Investments and Pensions Oversight
  • Judiciary
  • Radioactive and Hazardous Materials
  • Revenue Stabilization and Tax Policy Designee
  • Water and Natural Resources
  • Legislative Health and Human Services Advisory member

Contact details and committee assignments from Open States' data on the New Mexico Legislature, which it collects from the chambers' websites, as of Oct. 21, 2026.

Source: the New Mexico Legislature's official roll calls, Journal records and bill histories, Jan. 21, 2025 to Feb. 19, 2026. How these numbers work · Corrections