Mary-Katherine A Stone
Contact
Email · mstone@leg.state.vt.us
Reaching Mary-Katherine A Stone? Do it at scale.
Run a one-click campaign that sends personalized messages from your whole list — with the highest deliverability in the category.
99
Bills sponsored
this session · 117 all-time
15
Bills co-sponsored
this session · 131 all-time
8
Enacted into law
this session · 9 all-time
251
Recorded votes
84%
Vote participation
voted in 84% of 251 recorded votes
Voting scorecard
2026 session · computed from recorded roll-call votes
Party unity
88.5%
based on 52 votes
Votes with own party's majority
Independence
11.5%
based on 52 votes
Votes against own party's majority
Participation
86.7%
based on 52 votes
Roll calls where a yes/no was cast
Sponsored (introduced)
117 billsCurrent session 99 bills
- H.956 An act relating to approval of an amendment to the charter of the City of Burlington relating to the Office of Racial Equity, Inclusion, and Belonging Signed
- H.884 An act relating to the definition of Gold Star family members In Committee
- H.568 An act relating to military-connected students In Committee
- H.555 An act relating to permitting disabled veterans to park in metered spaces without charge In Committee
- H.539 An act relating to adopting the Cosmetology Licensure Compact In Committee
- H.536 An act relating to toxic heavy metals in baby food products Signed
- H.531 An act relating to creating a preference for military spouses in hiring into State employment In Committee
- H.524 An act relating to Vermont’s adoption of the Respiratory Care Interstate Compact In Committee
- H.87 An act relating to raising awareness of military-related postsecondary opportunities In Committee
- H.47 An act relating to Vermont’s adoption of the Dentist and Dental Hygienist Compact In Committee
- H.46 An act relating to the Rare Disease Advisory Council Signed
- H.45 An act relating to prohibiting possession of firearms on premises where alcohol is licensed to be served In Committee
- H.30 An act relating to the use of seclusion and restraint on children and youth in the custody of the Department for Children and Families In Committee
- H.8 An act relating to a tax credit for home modifications for safety and livability In Committee
- HCR 230 House concurrent resolution recognizing April 2026 as National Child Abuse Prevention Month in Vermont and honoring Prevent Child Abuse Vermont for a half century of outstanding community leadership and service Passed
- HCR 233 House concurrent resolution honoring the 2026 nominees for the Boys & Girls Clubs of America’s Vermont Youth of the Year award Passed
- HCR 238 House concurrent resolution congratulating the Vermont Association for the Blind and Visually Impaired on a century of advocating for and facilitating the realization of outstanding support services Passed
- HCR 12 House concurrent resolution congratulating the 2024 University of Vermont Catamounts on winning their school’s first NCAA Division I men’s soccer championship (College Cup) Passed
- HCR 237 House concurrent resolution congratulating the Vermont-associated 2026 Winter Olympics medal winners Passed
- HCR 77 House concurrent resolution recognizing April 2025 as Fair Housing Month in Vermont Passed
- HR 8 House resolution strongly objecting to the manner and circumstances under which U.S. immigration authorities arrested and detained Mohsen Mahdawi and strongly advocating that he be afforded due process under the law and released immediately from detention Introduced
- HCR 178 House concurrent resolution in memory of former Senator William H. Carris of Wells Passed
- H 539 An act relating to adopting the Cosmetology Licensure Compact Introduced
- H 8 An act relating to a tax credit for home modifications for safety and livability Introduced
- H 114 An act relating to expanding Dr. Dynasaur income eligibility for pregnant individuals and exploring eligibility expansions for other populations Introduced
Historical 18 bills
- H 378 An act relating to the creation of the Office of the Housing Advocate Died
- H 375 An act relating to State funding of remediation, mitigation, reconstruction, or new construction of a public school contaminated by polychlorinated biphenyls Died
- H 610 An act relating to making home modifications for safety and livability Died
- H 739 An act relating to raising awareness of military-related postsecondary opportunities Died
- H.836 An act relating to expanding earned time to include credit for higher education degrees Died
- H.816 An act relating to mental health screenings in school-age youth Died
- H.739 An act relating to raising awareness of military-related postsecondary opportunities Died
- H.737 An act relating to the appointment of State Board of Education members Died
- H.736 An act relating to requiring approved independent schools to confirm compliance with the Vermont Public Accommodations Act Died
- H.656 An act relating to establishing a right to repair powered wheelchairs Died
- H.610 An act relating to making home modifications for safety and livability Died
- H.573 An act relating to the Rare Disease Advisory Council Died
- H.523 An act relating to harassment, hazing, and bullying in schools Died
- H.378 An act relating to the creation of the Office of the Housing Advocate Died
- H.375 An act relating to State funding of remediation, mitigation, reconstruction, or new construction of a public school contaminated by polychlorinated biphenyls Died
- H.341 An act relating to providing Supplemental Nutrition Assistance Program benefits to certain postsecondary and career technical education students Died
- H.333 An act relating to seizure action plans in public schools and approved independent schools Died
- H.247 An act relating to Vermont’s adoption of the Occupational Therapy Licensure Compact Signed
Co-sponsored
131 billsCurrent session 15 bills
- H.831 An act relating to requiring the Secretary of State to include the year of passage in the number assigned to acts of the General Assembly In Committee
- H.825 An act relating to zoning for construction of wheelchair ramps In Committee
- H.813 An act relating to ensuring the same accountability, transparency, and education standards for all schools receiving public funding In Committee
- H.760 An act relating to the Vermont Green FC license plate In Committee
- H.626 An act relating to sexual extortion, voyeurism, and disclosure of sexually explicit images without consent Signed
- H.606 An act relating to firearms relinquishment and storage procedures Signed
- H.418 An act relating to an excise tax on the sale of firearms and ammunition In Committee
- H.375 An act relating to creating the Office of New Americans Study Committee In Committee
- H.296 An act relating to Vermont’s adoption of the Dietician Licensure Compact In Committee
- H.136 An act relating to health insurance coverage for biomarker testing In Committee
- H.114 An act relating to expanding Dr. Dynasaur income eligibility for pregnant individuals and exploring eligibility expansions for other populations In Committee
- H.112 An act relating to medical debt relief and excluding medical debt from credit reports In Committee
- H.68 An act relating to expanding the National Guard Tuition Benefit Program In Committee
- H.54 An act relating to cell phone-free schools In Committee
- H.43 An act relating to exempting military retirement and survivor benefit income from Vermont income tax In Committee
Historical 116 bills
- HCR 199 House concurrent resolution congratulating the Boys & Girls Clubs of Vermont’s 2024 Youth of the Year honorees and designating April 4, 2024 as Boys & Girls Club Day at the State House Died
- H 409 An act relating to keeping Vermont students safe by restricting the use of restraints and seclusion in schools Died
- H 132 An act relating to prohibiting discrimination against persons without homes Died
- HCR 198 House concurrent resolution designating April 18, 2024 as USS VERMONT (SSN 792) Day in Vermont Died
- H 176 An act relating to secondary enforcement of certain motor vehicle violations Died
- H 348 An act relating to requiring licensed athletic trainers at secondary school athletic events and practices Died
- JRH 4 Joint resolution recognizing March 31, 2023 as Transgender Day of Visibility in Vermont, expressing support for the transgender rights of all Vermonters, and opposing legislation restricting the rights of transgender Vermonters regardless of their age Died
- HCR 128 House concurrent resolution honoring Vermont National Guard Deputy Adjutant General Kenneth Gragg for his exemplary career accomplishments Died
- HCR 69 House concurrent resolution honoring former President James Earl Carter as a tireless international humanitarian and public servant Died
- H 507 An act relating to approval of amendments to the polling place provisions of the charter of the City of Burlington Signed
- H 506 An act relating to approval of amendments to the election boundary provisions of the charter of the City of Burlington Signed
- H 89 An act relating to civil and criminal procedures concerning legally protected health care activity Signed
- H 851 An act relating to creating a Department and Commissioner of Education and amending the duties and composition of the State Board of Education Died
- HCR 114 House concurrent resolution honoring Karen Horn of Moretown for her exemplary leadership representing and strengthening local government in Vermont Died
- H 508 An act relating to approval of an amendment to the ranked choice voting provisions of the charter of the City of Burlington Signed
- H 344 An act relating to adopting minimum security standards for connected devices Died
- H 455 An act relating to the requirement to pass a civics test for high school graduation Died
- H 156 An act relating to incremental implementation of Green Mountain Care Died
- H 314 An act relating to prohibiting firearms and deadly weapons in schools and on school property Died
- H 66 An act relating to paid family and medical leave insurance Died
- HCR 31 House concurrent resolution in memory of Marshall Webb Died
- HCR 15 House concurrent resolution in memory of former Representative and District 4 Act 250 Environmental Commissioner James McNamara of Burlington Died
- HCR 21 House concurrent resolution honoring the organizations and individuals working to resolve Vermont’s rural broadband access crisis Died
- H 135 An act relating to capping annual rent increases and security deposits Died
- H 98 An act relating to firearms crimes and procedures Died
Voting record
Current session 50 votes
| Bill | Vote | Result | Date |
|---|---|---|---|
|
H.642
An act relating to youthful offender proceedings
Which was disagreed to |
Nay | fail | March 20, 2026 |
|
S.325
An act relating to regional planning and Act 250 Tier jurisdiction
Which was agreed to |
Yea | pass | May 06, 2026 |
|
S.325
An act relating to regional planning and Act 250 Tier jurisdiction
Which was disagreed to |
Nay | fail | May 06, 2026 |
|
S 208
An act relating to standards for law enforcement identification
Which was disagreed to on a Roll Call Failed -- Needed 99 of 132 to Pass -- Yeas = 81, Nays = 51 |
Yea | fail | May 29, 2026 |
|
JRS 56
Joint resolution relating to final adjournment of the General Assembly in 2026
Which was agreed to on a Roll Call Passed -- Needed 65 of 130 to Pass -- Yeas = 114, Nays = 16 |
Yea | pass | May 29, 2026 |
|
H 955
An act relating to next steps in transforming Vermont’s education system
Which was agreed to on a Roll Call Passed -- Needed 68 of 135 to Pass -- Yeas = 125, Nays = 10 |
Yea | pass | May 29, 2026 |
|
H 949
An act relating to homestead property tax yields, the nonhomestead property tax rate, and technical changes to education finance
Which was agreed to on a Roll Call Passed -- Needed 67 of 134 to Pass -- Yeas = 111, Nays = 23 |
Nay | pass | May 29, 2026 |
|
H 727
An act relating to sustainable data center deployment
Veto of the Governor sustained by a vote of Yeas = 83, Nays = 52 |
Yea | fail | May 29, 2026 |
|
S 64
An act relating to amendments to the scope of practice for optometrists
Which was agreed to on a Roll Call Passed -- Needed 66 of 131 to Pass -- Yeas = 93, Nays = 38 |
Not Voting | pass | May 28, 2026 |
|
S 193
An act relating to establishing a forensic facility for certain criminal justice-involved persons
Which was agreed to on a Roll Call Passed -- Needed 62 of 124 to Pass -- Yeas = 115, Nays = 9 |
Not Voting | pass | May 26, 2026 |
|
S 71
An act relating to consumer data privacy and online surveillance
Which was agreed to on a Roll Call Passed -- Needed 66 of 132 to Pass -- Yeas = 129, Nays = 3 |
Not Voting | pass | May 26, 2026 |
|
H 527
An act relating to extending the sunset of 30 V.S.A. § 248a
Which was agreed to on a Roll Call Passed -- Needed 68 of 136 to Pass -- Yeas = 122, Nays = 14 |
Yea | pass | May 26, 2026 |
|
H 527
An act relating to extending the sunset of 30 V.S.A. § 248a
Which was disagreed to on a Roll Call Failed -- Needed 71 of 141 to Pass -- Yeas = 52, Nays = 89 |
Nay | fail | May 26, 2026 |
|
S 190
An act relating to reference-based pricing and the Green Mountain Care Board
Which was agreed to on a Roll Call Passed -- Needed 66 of 131 to Pass -- Yeas = 87, Nays = 44 |
Yea | pass | May 22, 2026 |
|
S 230
An act relating to fair employment practices
Which was agreed to on a Roll Call Passed -- Needed 67 of 133 to Pass -- Yeas = 85, Nays = 48 |
Yea | pass | May 21, 2026 |
|
H 657
An act relating to various programming and requirements within the Department for Children and Families
Which was agreed to on a Roll Call Passed -- Needed 68 of 135 to Pass -- Yeas = 133, Nays = 2 |
Yea | pass | May 20, 2026 |
|
S 212
An act relating to potable water supply and wastewater system connections
Which was disagreed to on a Roll Call Failed -- Needed 69 of 137 to Pass -- Yeas = 63, Nays = 74 |
Nay | fail | May 19, 2026 |
|
S 208
An act relating to standards for law enforcement identification
Which was agreed to on a Roll Call Passed -- Needed 71 of 141 to Pass -- Yeas = 102, Nays = 39 |
Yea | pass | May 19, 2026 |
|
S 208
An act relating to standards for law enforcement identification
Which was disagreed to on a Roll Call Failed -- Needed 71 of 142 to Pass -- Yeas = 65, Nays = 77 |
Yea | fail | May 19, 2026 |
|
PR 4
Declaration of rights; government for the people; equality of rights
Which was agreed to on a Roll Call Passed -- Needed 71 of 142 to Pass -- Yeas = 128, Nays = 14 |
Yea | pass | May 13, 2026 |
|
H 70
An act relating to the inclusion of use value appraisal land in the conserved land inventory
Which was disagreed to on a Roll Call Failed -- Needed 69 of 138 to Pass -- Yeas = 58, Nays = 80 |
Nay | fail | May 12, 2026 |
|
S 209
An act relating to prohibiting civil arrest in sensitive locations
Which was agreed to on a Roll Call Passed -- Needed 70 of 139 to Pass -- Yeas = 109, Nays = 30 |
Yea | pass | May 07, 2026 |
|
S 325
An act relating to regional planning and Act 250 Tier jurisdiction
Which was disagreed to on a Roll Call Failed -- Needed 72 of 143 to Pass -- Yeas = 63, Nays = 80 |
Nay | fail | May 06, 2026 |
|
S 325
An act relating to regional planning and Act 250 Tier jurisdiction
Which was agreed to on a Roll Call Passed -- Needed 72 of 144 to Pass -- Yeas = 142, Nays = 2 |
Yea | pass | May 06, 2026 |
|
S 325
An act relating to regional planning and Act 250 Tier jurisdiction
Which was disagreed to on a Roll Call Failed -- Needed 72 of 143 to Pass -- Yeas = 60, Nays = 83 |
Nay | fail | May 06, 2026 |
|
S 325
An act relating to regional planning and Act 250 Tier jurisdiction
Which was agreed to on a Roll Call Passed -- Needed 72 of 143 to Pass -- Yeas = 77, Nays = 66 |
Nay | pass | May 06, 2026 |
|
S 325
An act relating to regional planning and Act 250 Tier jurisdiction
Which was disagreed to on a Roll Call Failed -- Needed 71 of 142 to Pass -- Yeas = 66, Nays = 76 |
Nay | fail | May 06, 2026 |
|
S 325
An act relating to regional planning and Act 250 Tier jurisdiction
Which was agreed to on a Roll Call Passed -- Needed 71 of 141 to Pass -- Yeas = 141, Nays = 0 |
Yea | pass | May 06, 2026 |
|
H 955
An act relating to next steps in transforming Vermont’s education system
Which was agreed to on a Roll Call Passed -- Needed 71 of 141 to Pass -- Yeas = 79, Nays = 62 |
Yea | pass | April 16, 2026 |
|
H 955
An act relating to next steps in transforming Vermont’s education system
Which was disagreed to on a Roll Call Failed -- Needed 71 of 142 to Pass -- Yeas = 34, Nays = 108 |
Yea | fail | April 16, 2026 |
|
S 218
An act relating to reducing chloride contamination of State waters
Which was agreed to on a Roll Call Passed -- Needed 70 of 139 to Pass -- Yeas = 85, Nays = 54 |
Yea | pass | April 15, 2026 |
|
H 951
An act relating to making appropriations for the support of the government
Which was agreed to on a Roll Call Passed -- Needed 69 of 137 to Pass -- Yeas = 97, Nays = 40 |
Yea | pass | March 27, 2026 |
|
H 938
An act relating to establishing the Vermont Homelessness Response Continuum
Which was agreed to on a Roll Call Passed -- Needed 69 of 137 to Pass -- Yeas = 133, Nays = 4 |
Yea | pass | March 27, 2026 |
|
H 772
An act relating to residential rental agreements, eviction procedures, and the creation of the positive rental payment credit reporting pilot program
Which was disagreed to on a Roll Call Failed -- Needed 61 of 122 to Pass -- Yeas = 33, Nays = 89 |
Yea | fail | March 27, 2026 |
|
H 944
An act relating to the fiscal year 2027 Transportation Program and miscellaneous changes to laws related to transportation
Which was agreed to on a Roll Call Passed -- Needed 65 of 130 to Pass -- Yeas = 84, Nays = 46 |
Yea | pass | March 26, 2026 |
|
H 949
An act relating to homestead property tax yields, the nonhomestead property tax rate, and technical changes to education finance
Which was disagreed to on a Roll Call Failed -- Needed 70 of 140 to Pass -- Yeas = 56, Nays = 84 |
Nay | fail | March 25, 2026 |
|
H 772
An act relating to residential rental agreements, eviction procedures, and the creation of the positive rental payment credit reporting pilot program
Which was agreed to on a Roll Call Passed -- Needed 71 of 141 to Pass -- Yeas = 120, Nays = 21 |
Nay | pass | March 25, 2026 |
|
H 949
An act relating to homestead property tax yields, the nonhomestead property tax rate, and technical changes to education finance
Which was agreed to on a Roll Call Passed -- Needed 70 of 139 to Pass -- Yeas = 78, Nays = 61 |
Yea | pass | March 25, 2026 |
|
H 740
An act relating to the greenhouse gas inventory and registry
Which was agreed to on a Roll Call Passed -- Needed 69 of 138 to Pass -- Yeas = 82, Nays = 56 |
Yea | pass | March 24, 2026 |
|
H 718
An act relating to building energy efficiency
Which was agreed to on a Roll Call Passed -- Needed 71 of 141 to Pass -- Yeas = 83, Nays = 58 |
Yea | pass | March 24, 2026 |
|
H 642
An act relating to youthful offender proceedings
Which was disagreed to on a Roll Call Failed -- Needed 69 of 137 to Pass -- Yeas = 52, Nays = 85 |
Nay | fail | March 20, 2026 |
|
H 642
An act relating to youthful offender proceedings
Which was disagreed to on a Roll Call Failed -- Needed 68 of 136 to Pass -- Yeas = 53, Nays = 83 |
Nay | fail | March 20, 2026 |
|
H 585
An act relating to health insurance reforms
Which was disagreed to on a Roll Call Failed -- Needed 65 of 129 to Pass -- Yeas = 26, Nays = 103 |
Nay | fail | March 19, 2026 |
|
H 542
An act relating to testing of schools in Vermont for polychlorinated biphenyls
Which was disagreed to on a Roll Call Failed -- Needed 68 of 135 to Pass -- Yeas = 16, Nays = 119 |
Not Voting | fail | March 13, 2026 |
|
H 849
An act relating to a civil action for damages for deprivation of federal constitutional rights by any government official
Which was agreed to on a Roll Call Passed -- Needed 68 of 136 to Pass -- Yeas = 97, Nays = 39 |
Not Voting | pass | March 12, 2026 |
|
H 545
An act relating to issuing immunization recommendations
Which was disagreed to on a Roll Call Failed -- Needed 69 of 137 to Pass -- Yeas = 47, Nays = 90 |
Not Voting | fail | March 10, 2026 |
|
H 710
An act relating to defining electricity generating facilities
Which was agreed to on a Roll Call Passed -- Needed 69 of 138 to Pass -- Yeas = 108, Nays = 30 |
Yea | pass | February 18, 2026 |
|
H 70
An act relating to the inclusion of use value appraisal land in the conserved land inventory
Which was disagreed to on a Roll Call Failed -- Needed 67 of 134 to Pass -- Yeas = 48, Nays = 86 |
Nay | fail | February 05, 2026 |
|
H 790
An act relating to fiscal year 2026 budget adjustments
Which was agreed to on a Roll Call Passed -- Needed 67 of 133 to Pass -- Yeas = 133, Nays = 0 |
Yea | pass | January 30, 2026 |
|
HR 12
House resolution expressing support for the principles behind the statement of Governor Philip B. Scott regarding the federal surge of U.S. Immigration and Customs Enforcement (ICE) and U.S. Customs and Border Protection (CBP) agents in the State of Minnesota
Which was agreed to on a Roll Call Passed -- Needed 66 of 131 to Pass -- Yeas = 106, Nays = 25 |
Yea | pass | January 29, 2026 |