Requirements To Pass Initiatives

[hide]States that provide for initiated constitutional amendments
StateTypeConstitutional provisionSignature number requirementVote requirement
ArizonaDirectArticle 21, Section 1 of Arizona Constitution15% of votes cast in the last gubernatorial election60% for tax increase-related measures; Simple majority for other initiated constitutional amendments
ArkansasDirectArticle 5, Section 1 of Arkansas Constitution10% of votes cast in the last gubernatorial electionSimple majority (50%+1) for initiated constitutional amendments
CaliforniaDirectArticle 2, Section 8 of California Constitution8% of votes cast in the last gubernatorial electionSimple majority (50%+1) for initiated constitutional amendments
ColoradoDirectArticle 5, Section 1 of Colorado Constitution5% of votes cast in the last secretary of state election55% for initiated constitutional amendments
FloridaDirectArticle 11, Section 3 of Florida Constitution8% of votes cast in the last presidential election60% for initiated constitutional amendments
IllinoisDirectArticle 14, Section 3 of Illinois Constitution8% of votes cast in the last gubernatorial election60% for initiated constitutional amendments or a simple majority (50%+1) of total ballots cast
MassachusettsIndirectArticle 48 of Massachusetts Constitution3% of votes cast in the last gubernatorial electionSimple majority (50%+1) for initiated constitutional amendments provided that the number of votes cast on the initiative is equal to at least 30% of total ballots cast
MichiganDirectArticle 12, Section 2 of Michigan Constitution10% of votes cast in the last gubernatorial electionSimple majority (50%+1) for initiated constitutional amendments
MississippiIndirectArticle 15, Section 273 of Mississippi Constitution12% of votes cast in the last gubernatorial electionSimple majority (50%+1) for initiated constitutional amendments provided that the number of votes cast on the initiative is equal to at least 40% of total ballots cast
MissouriDirectArticle 3, Section 49 of Missouri Constitution8% of votes cast in the last gubernatorial election from each of two-thirds of the state’s congressional districtsSimple majority (50%+1) for initiated constitutional amendments
MontanaDirectArticle 14, Section 9 of Montana Constitution10% of votes cast in the last gubernatorial electionSimple majority (50%+1) for initiated constitutional amendments
NebraskaDirectArticle 3, Section 1 of Nebraska Constitution10% of registered votersSimple majority (50%+1) for initiated constitutional amendments provided that the number of votes cast on the initiative is equal to at least 35% of total ballots cast
NevadaDirectArticle 19, Section 2 of Nevada Constitution10% of votes cast in the last gubernatorial electionSimple majority (50%+1) for initiated constitutional amendments at two successive general elections
North DakotaDirectArticle 3, Section 1 of North Dakota Constitution4% of the population at the last censusSimple majority (50%+1) for initiated constitutional amendments
OhioDirectArticle 2, Section 1a of Ohio Constitution10% of votes cast in the last gubernatorial electionSimple majority (50%+1) for initiated constitutional amendments
OklahomaDirectArticle 5, Section 1 of Oklahoma Constitution15% of votes cast in the last gubernatorial electionSimple majority (50%+1) for initiated constitutional amendments
OregonDirectArticle 4, Section 1 of Oregon Constitution8% of votes cast in the last gubernatorial electionSimple majority (50%+1) for initiated constitutional amendments
South DakotaDirectArticle 23, Section 1 of South Dakota Constitution10% of votes cast in the last gubernatorial electionSimple majority (50%+1) for initiated constitutional amendments

States that provide for types of citizen-initiated measures and current signature requirements
StateConstitutionalSignaturesStatuteSignaturesReferendumSignatures
AlaskaNoN/AYes26,705Yes26,705
ArizonaYes383,923Yes255,949Yes127,975
ArkansasYes90,704Yes72,563Yes54,422
CaliforniaYes874,641Yes546,651Yes546,651
ColoradoYes124,238Yes124,238Yes124,238
FloridaYes891,589NoN/ANoN/A
IdahoNoN/AYes60,371Yes60,371
IllinoisYes328,371NoN/ANoN/A
MaineNoN/AYes67,682Yes67,682
MarylandNoN/ANoN/AYes60,157
MassachusettsYes74,490Yes74,490Yes37,245
MichiganYes446,198Yes356,958Yes223,099
Mississippi[3]Yes106,190NoN/ANoN/A
MissouriYes171,592Yes107,246Yes107,246
MontanaYes60,359Yes30,179Yes30,179
NebraskaYes126,838Yes88,787Yes63,419
New MexicoNoN/ANoN/AYes71,475
NevadaYes102,362Yes135,561Yes102,362
North DakotaYes31,164Yes15,582Yes15,582
OhioYes413,488Yes124,046 Yes248,093
OklahomaYes172,993Yes92,263Yes57,664
OregonYes156,231Yes117,173Yes78,115
South DakotaYes35,017Yes17,509Yes17,509
UtahNoN/AYes134,298Yes134,298
WashingtonNoN/AYes324,516Yes162,258
WyomingNoN/AYes29,730Yes29,730
2020 State Judicial Elections
StateSupreme courtIntermediate appellate court
Alabama2 seats4 seats
Alaska1 seat1 seat
Arizona3 seats11 seats
Arkansas1 seat4 seats
Colorado2 seats2 seats
Florida1 seat25 seats
Georgia2 seats5 seats
Idaho2 seats1 seat
Illinois3 seats10 seats
Indiana1 seat6 seats
Iowa4 seats4 seats
Kansas1 seat5 seats
Kentucky1 seat1 seat
Louisiana2 seats14 seats
Maryland3 seats4 seats
Michigan2 seats11 seats
Minnesota1 seat4 seats
Mississippi4 seats0
Missouri1 seat6 seats
Montana2 seats0
Nebraska2 seats2 seats
Nevada2 seats1 seat
New Mexico2 seats4 seats
North Carolina3 seats5 seats
North Dakota1 seat0
Ohio2 seats21 seats
Oklahoma5 seats3 seats
Oregon3 seats5 seats
South Dakota1 seat0
Tennessee01 seat
Texas7 seats24 seats
Utah1 seat6 seats
Washington4 seats7 seats
West Virginia3 seats0
Wisconsin1 seat3 seats
Wyoming2 seats0
State Number of Registered Voters2023 PopulationRegistered VotersAs Of
Alabama3,628,1655,098,74671.16%2022-03-26
Alaska594,733732,98481.14%2022-02-01
Arizona4,351,4467,453,51758.38%2022-01-01
Arkansas1,774,5963,063,15257.93%2021-06-02
California22,005,24338,915,69356.55%2022-01-04
Colorado4,275,1995,868,55572.85%2022-02-01
Connecticut2,472,4663,629,05568.13%2021-10-26
Delaware755,5601,031,98573.21%2022-03-01
District of Columbia518,224674,81576.79%2022-02-28
Florida14,284,34622,661,57763.03%2022-02-28
Georgia7,004,03411,037,72363.46%2021-12-01
Hawaii832,4661,433,23858.08%2020-01-01
Idaho1,082,4171,973,75254.84%2020-11-03
Illinois8,722,02612,477,59569.9%2022-03-25
Indiana4,751,3706,852,54269.34%2020-11-03
Iowa2,217,4853,203,34569.22%2022-03-01
Kansas1,915,3742,936,37865.23%2022-01-01
Kentucky3,553,8794,518,03178.66%2022-02-01
Louisiana3,014,1274,553,38466.2%2022-03-01
Maine1,122,5171,393,44280.56%2022-02-01
Maryland4,135,7806,154,71067.2%2022-02-01
Massachusetts4,731,9406,974,25867.85%2021-02-01
Michigan8,091,17610,030,72280.66%2022-03-25
Minnesota3,562,4845,722,89762.25%2022-03-01
Mississippi1,985,9282,930,52867.77%2020-11-03
Missouri4,338,1336,186,09170.13%2020-11-03
Montana740,0981,139,50764.95%2020-11-03
Nebraska1,237,0771,972,29262.72%2022-03-01
Nevada2,109,1133,209,14265.72%2022-02-01
New Hampshire869,3391,402,95761.96%2022-02-01
New Jersey6,603,1259,255,43771.34%2022-03-01
New Mexico1,343,7162,110,01163.68%2022-02-01
New York12,982,81919,496,81066.59%2022-02-21
North Carolina7,264,26610,832,06167.06%2022-03-26
North Dakota581,379780,58874.48%2020-11-03
Ohio7,774,76711,747,77466.18%2020-03-17
Oklahoma2,218,3744,048,37554.8%2022-01-16
Oregon2,967,6314,223,97370.26%2022-03-01
Pennsylvania8,722,21712,931,95767.45%2022-03-26
Rhode Island708,7181,090,48364.99%2022-03-26
South Carolina3,580,1565,372,00266.64%2022-01-02
South Dakota577,570923,48462.54%2022-03-01
Tennessee4,261,1377,134,32759.73%2020-12-01
Texas15,944,18430,500,28052.28%2022-03-01
Utah1,870,1363,422,48754.64%2022-02-28
Vermont494,272647,15676.38%2022-02-01
Virginia6,012,4268,709,87369.03%2022-02-01
Washington4,814,6757,830,82761.48%2022-01-01
West Virginia1,128,6241,764,78663.95%2022-02-01
Wisconsin3,478,8055,904,97758.91%2022-03-01
Wyoming280,489583,27948.09%2022-03-01
United States214,286,22764.05%

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