Nonpartisan · Data from OpenStates / Plural Policy · Arizona
Votes with Democrats
98%
on 411 party-line votes · Senate Democrats median 96%
Cast a vote
78%
Yea or Nay on 755 of 973 roll calls · Senate median 96%
Their bills that became law
0 of 20
as a primary sponsor, this session · Democrats median 0
Roll calls on record
973
Fifty-seventh Legislature – Second Regular Session (2026)
Votes and bills updated Oct 4, 2026 from LegiScan (CC BY 4.0), which republishes the legislature’s own records. Profile details from OpenStates / Plural Policy. Figures cover Fifty-seventh Legislature – Second Regular Session (2026).
How Eva Diaz votes
A party-line vote is a roll call where most voting Democrats and most voting Republicans took opposite sides. Absences and not-voting are never counted. Same method as our Congress pages.
Where Eva Diaz sits in the Senate
Each dot is one member of the Senate, placed by how often they voted on the Democratic side of party-line votes. Eva Diaz is circled.
Always on the Republican sideAlways on the Democratic side
Times they broke with their party
9 of 411 party-line votes.
SB1683 · Landownership; foreign adversary; prohibition
Senate – Third Reading · 2026-06-12 · Passed 21–8 · most Democrats voted the other way
SB1743 · Campaign finance; individual contributor information
Senate – Third Reading · 2026-03-10 · Passed 22–7 · most Democrats voted the other way
SB1725 · Marijuana smoke; public; private nuisance
Senate – Third Reading · 2026-03-09 · Passed 20–9 · most Democrats voted the other way
HB2312 · Patriotic youth groups; school access.
Senate – Third Reading · 2026-03-03 · Passed 19–11 · most Democrats voted the other way
SB1537 · Peace officer fund; commission; repeal
Senate – Third Reading · 2026-03-03 · Passed 20–10 · most Democrats voted the other way
SB1179 · Group home monitoring program; continuation
Senate – Third Reading · 2026-03-02 · Passed 16–13 · most Democrats voted the other way
SB1683 · Landownership; foreign adversary; prohibition
Senate Federalism-Archived and Renamed Federalism and Family Law as of 03/10/2026 Committee Action (DP) · 2026-02-16 · Passed 5–2 · most Democrats voted the other way
SB1683 · Landownership; foreign adversary; prohibition
Senate Federalism Committee Action (DP) · 2026-02-16 · Passed 5–2 · most Democrats voted the other way
SCR1022 · Legislature; ninety house districts
Senate Government Committee Action (DPA) · 2026-02-04 · Passed 5–2 · most Democrats voted the other way
Closest votes they cast
Roll calls decided by the fewest votes, one per bill.
SB1170 · Narcotic drugs; sales; minor; sentencing
Senate – Third Reading · 2026-06-12 · Failed 14–14
SB1178 · Naturopathic physicians; drug administration
Senate – Third Reading · 2026-06-12 · Failed 14–14
SB1745 · Local excise taxes; rate limit
Senate – Third Reading · 2026-03-04 · Failed 15–15
SB1827 · Office of advanced air mobility
Senate – Third Reading · 2026-03-04 · Failed 15–15
HB2305 · Private towing carriers; regulation; rates
Senate – Third Reading · 2026-06-12 · Failed 13–14
Republicans they vote with most
Share of contested roll calls (the losing side got at least 10%) where both voted and landed on the same side. Unanimous votes are left out, because on those everyone agrees.
Jake HoffmanRepublican · District 15 · 420 shared contested votes
21%
Vince LeachRepublican · District 17 · 406 shared contested votes
18%
T.J. ShopeRepublican · District 16 · 413 shared contested votes
17%
Their session, month by month
Dark bars are roll calls they were recorded on each month; the red part is the ones without a Yea or Nay (218 in all). Gaps are months the chamber wasn’t voting.
← Arizona Delegation
YeaNayYeaYeaNayNayYeaNayNayNayNVYeaYeaNayYeaYeaNayNayNayNayNayNayYeaNayNayNayNayYeaYeaYeaYeaNayYeaNayYeaYeaYeaYeaNayYeaNayYeaYeaNayNayYeaNayNayYeaNayYeaNayYeaYeaNayNayNayNayNayNay
Their bills, from filing to law
Bills Eva Diaz was a primary sponsor of this session. Most bills from either party never leave committee; in Illinois many never get past the Assignments or Rules committee.
Introduced20
Out of committee0
Passed one chamber0
Passed both chambers0
Became law0
Never left committee20
For comparison, the median Democratic member of the Senate has 0 bills that became law this session.
What their bills are about
Education – Title 15 14Arizona Empowerment Scholarship Accounts 8Empowerment Scholarship Accounts (esa) 8Esa (see Also: Empowerment Scholarship Accounts) 8Concurrent Resolution 5Expenditure Limitations 5
Public schools; English learners; requirements
Not out of committeeSenate read second time · 2026-02-09
Class size limits; policies; appropriations
Not out of committeeSenate read second time · 2026-02-09
Charter schools; meeting; reporting; audits
Not out of committeeSenate read second time · 2026-02-09
ESAs; assessments; standards; accreditation
Not out of committeeSenate read second time · 2026-02-09
Empowerment scholarship accounts; distribution; intervals
Not out of committeeSenate read second time · 2026-02-09
School meals; school personnel; requirements
Not out of committeeSenate read second time · 2026-02-09
Expenditure limitation; school districts; repeal
Not out of committeeSenate read second time · 2026-02-09
Qualified schools; fingerprinting requirements; penalties
Not out of committeeSenate read second time · 2026-02-09
Qualified schools; audits; reporting requirements
Not out of committeeSenate read second time · 2026-02-09
Expenditure limitation; school districts; repeal
Not out of committeeSenate read second time · 2026-02-09
Permanent funds; land trust; distributions
Not out of committeeSenate read second time · 2026-02-09
Expenditure limitation; local revenues; exception
Not out of committeeSenate read second time · 2026-02-09
School district superintendents; certification; requirements
Not out of committeeSenate read second time · 2026-02-09
School districts; aggregate expenditure limitation
Not out of committeeSenate read second time · 2026-02-09
Descriptions are the legislature’s own synopsis. Bill data from LegiScan, CC BY 4.0.
Loading committees…
SB1290 · 2026-06-13
Open meetings; planned communities (Senate – Third Reading)
HB2305 · 2026-06-12
Private towing carriers; regulation; rates (Senate – Third Reading)
HCR2003 · 2026-06-12
Interscholastic; intramural athletics; biological sex (Senate – Senator Ortiz moved the portion of the COW report that HCR 2003 do pass be amended to include the Ortiz flr amend)
HCR2001 · 2026-06-12
Citizenship; identification; contributions; early voting (Senate – Senator Gonzales moved that the portion of the COW report that HCR 2001 do pass amended be amended to show the resolution failed to pass)
SB1170 · 2026-06-12
Narcotic drugs; sales; minor; sentencing (Senate – Third Reading)
HB2142 · 2026-06-12
School safety; ESAs; fingerprinting; revisions (Senate – Third Reading)
SB1630 · 2026-06-12
Enhanced residential treatment; SMI (Senate – Third Reading)
SB1624 · 2026-06-12
Photo radar enforcement; civil penalty (Senate – Third Reading)
HB2406 · 2026-06-12
Minor victims; public records prohibition (Senate – Third Reading)
SB1214 · 2026-06-12
Stem cells; regenerative therapy (Senate – Third Reading)
HCR2048 · 2026-06-12
Military families; scholarship accounts (Senate Government Committee Action (W/D))
HB2398 · 2026-06-12
Watercraft; insurance requirements; penalties (Senate – Third Reading)
HB2700 · 2026-06-12
Technology study committee; assistive technology (Senate – Third Reading)
HB2755 · 2026-06-12
State lands; commercial leases; auction (Senate – Third Reading)
SB1160 · 2026-06-12
Drones; entertainment events; prohibition (Senate – Third Reading)
SB1620 · 2026-06-12
Utility relocation notification (Senate – Third Reading)
HB2305 · 2026-06-12
Private towing carriers; regulation; rates (Senate – Third Reading)
SB1456 · 2026-06-12
Authorized third party; bond exemption (Senate – Third Reading)
SB1496 · 2026-06-12
DCS; policies; procedures (Senate – Third Reading)
SB1178 · 2026-06-12
Naturopathic physicians; drug administration (Senate – Third Reading)
SB1127 · 2026-06-12
Duty to report; abuse; neglect (Senate – Third Reading)
HB4005 · 2026-06-12
Artificial intelligence; course; public schools (Senate – Third Reading)
SB1113 · 2026-06-12
Service of process; evaluation agencies (Senate – Third Reading)
SB1180 · 2026-06-12
DOR; income tax forms; conformity (Senate – Third Reading)
HCR2003 · 2026-06-12
Interscholastic; intramural athletics; biological sex (Senate – Third Reading)
HCR2044 · 2026-06-12
Preferential treatment; discrimination; prohibited acts (Senate – Third Reading)
HCR2001 · 2026-06-12
Citizenship; identification; contributions; early voting (Senate – Third Reading)
HB2397 · 2026-06-12
Homeowners' associations; property covenants; disclosures (Senate – Third Reading)
SB1627 · 2026-06-12
Schools; prohibition; unmanned aircraft (Senate – Third Reading)
SB1428 · 2026-06-12
Proof of insurance; workers' compensation (Senate – Third Reading)
SB1713 · 2026-06-12
Independent testing; treatment; pharmacists (Senate – Third Reading)
HB2320 · 2026-06-12
School districts; bonds; financial advisors (Senate – Third Reading)
HB2800 · 2026-06-12
Ignition interlock devices; violation; classification (Senate – Third Reading)
SB1326 · 2026-06-12
Victims' rights; attorney fees; costs (Senate – Third Reading)
SB1723 · 2026-06-12
Domestic violence; release conditions (Senate – Third Reading)
SB1683 · 2026-06-12
Landownership; foreign adversary; prohibition (Senate – Third Reading)
HB2321 · 2026-06-12
DCS; credit freeze; reporting (Senate – Third Reading)
HB2780 · 2026-06-12
Judicial foreclosure; excess proceeds sale (Senate – Third Reading)
HB2957 · 2026-06-12
Driver license; enhanced; mobile; prohibition (Senate – Third Reading)
HB2960 · 2026-06-12
Veterans' court fund; grant program (Senate – Third Reading)
HB2322 · 2026-06-12
DCS; investigations; interviews; recording (Senate – Third Reading)
SB1335 · 2026-06-12
Groundwater savings credits; irrigation (Senate – Third Reading)
HB2408 · 2026-06-12
Nursing board; regulatory actions; expungement (Senate – Third Reading)
HCR2048 · 2026-06-12
Military families; scholarship accounts (Senate – Third Reading)
HB2134 · 2026-06-12
Critical infrastructure; foreign adversaries; prohibition (Senate – Third Reading)
SB1671 · 2026-06-12
Gaming; racing; boxing; conflict-of-interest continuation (Senate – Third Reading)
HB2257 · 2026-06-12
Watercraft fund; distribution of monies (Senate – Third Reading)
HB2257 · 2026-06-12
Watercraft fund; distribution of monies (Senate – Third Reading)
SB1336 · 2026-06-12
State land department; continuation; oversight (Senate – Third Reading)
HCR2040 · 2026-06-12
School districts; labor organizations; resources (Senate – Third Reading)
SB1552 · 2026-06-12
ADOT; revisions. (Senate – Third Reading)
SB1511 · 2026-06-12
Nondomiciled commercial drivers license; validity (Senate – Third Reading)
SB1198 · 2026-06-12
Beef council; veterinary board; continuation (Senate – Third Reading)
HB2941 · 2026-06-12
Motorcycles; reckless driving (Senate – Third Reading)
HB4156 · 2026-06-11
Capital outlay; appropriations; 2026-2027 (Senate – Third Reading)
HB4166 · 2026-06-11
State budget implementation; 2026-2027 (Senate – Third Reading)
HB4164 · 2026-06-11
Local government; 2026-2027 (Senate – Third Reading)
HB4155 · 2026-06-11
Amusements; 2026-2027 (Senate – Third Reading)
HB4168 · 2026-06-11
Taxation; omnibus; 2026-2027 (Senate – Third Reading)
HB4160 · 2026-06-11
Health care; 2026-2027 (Senate – Third Reading)
Complete voting record from LegiScan (showing the 60 most recent of 973 total roll-call votes this session).
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