The citizen initiative process lets residents of 24 states, the District of Columbia, and the U.S. Virgin Islands write a proposed law or constitutional amendment, gather signatures from registered voters, and put the measure directly on the ballot. If you can clear the drafting review, collect the required signatures within the state’s circulation window, and survive verification, voters decide the outcome at the next general election. From first draft to Election Day, expect the effort to run well over a year.
Where the Process Is Available
Twenty-four states allow citizen initiatives: Alaska, Arizona, Arkansas, California, Colorado, Florida, Idaho, Illinois, Maine, Massachusetts, Michigan, Mississippi, Missouri, Montana, Nebraska, Nevada, North Dakota, Ohio, Oklahoma, Oregon, South Dakota, Utah, Washington, and Wyoming.1National Conference of State Legislatures. Initiative and Referendum Processes The District of Columbia allows citywide initiated statutes and referenda, though D.C. measures cannot appropriate funds, negate a budget act, or conflict with the Home Rule Charter. If you live outside these jurisdictions, you have no statewide initiative right, though your city or county charter may grant one for local ordinances and charter amendments.
Direct and Indirect Initiatives
Initiatives come in two forms. A direct initiative goes straight to voters once it meets procedural requirements. An indirect initiative goes to the legislature first: lawmakers can adopt the proposal as written, reject it, or, in some states, put a competing alternative on the ballot alongside it. If the legislature does nothing or votes it down, the measure still reaches voters. Most states use the direct model; a smaller number use the indirect route or offer both.
Drafting the Proposal and Getting It Approved for Circulation
An initiative starts with the actual legal text of the proposed law or amendment. This isn’t a policy statement. It has to function as enforceable legislation the day after it passes, which is why most serious campaigns hire lawyers to draft it.
You submit the draft to the office your state designates for review — typically the Secretary of State, the Attorney General, or a dedicated review body. State officials then produce an official ballot title and neutral summary that will appear on the petition and on the ballot. Eighteen states impose word limits or readability requirements on that summary language.2National Conference of State Legislatures. Initiatives Getting on the Ballot In some states a multi-member title board sets the wording. Either side can challenge the title in court if it reads as slanted.
Most states also require a fiscal impact statement, prepared by nonpartisan legislative analysts, estimating the measure’s multi-year effect on state or local budgets. Some states require that estimate to appear on every petition sheet so signers see the projected cost before signing.
Filing Fees
Only four of the 26 jurisdictions charge a fee to file an initiative proposal.3Ballotpedia. Fees to File State Ballot Initiatives California charges $2,000, refundable if the measure qualifies. At least one state waives the fee for financial hardship. The real cost barrier comes later, in the signature drive.
Petition Form Requirements
Petitions must follow a state-mandated format. Every sheet needs designated space for the signer’s printed name, residential address, county of voter registration, and date of signing, plus the official ballot title and summary on every page where signatures are collected. If any of those elements is missing, verification can void the entire sheet, not just the incomplete entries. First-time campaigns lose more signatures to formatting errors than to any refusal by the public.
What an Initiative Can and Cannot Cover
Not every subject is fair game. Fourteen states and the District of Columbia impose subject-matter restrictions.4National Conference of State Legislatures. Citizen Initiative Subject Rules The most common off-limits categories are:
- Government spending and revenue. Several states prohibit initiatives from making appropriations or dedicating revenue streams, or allow spending measures only if they identify a funding source.
- Courts and judicial powers. Some states bar initiatives from creating courts, changing court jurisdiction, or altering rules governing judges.
- Constitutional rights. Certain states forbid initiatives that would modify protections like free speech, free press, assembly, or the right to a jury trial.
- Local or special legislation. Some states prohibit measures that target a single city, county, or district rather than applying statewide.
On top of these subject bans, 18 states and the U.S. Virgin Islands enforce a single-subject rule that prevents bundling unrelated topics into one proposal. Courts routinely pull measures from the ballot for violating this rule, so keep the proposal tightly focused on one policy objective.
Collecting Signatures
Once the petition is approved for circulation, signature gathering begins. This is the most expensive and time-sensitive phase of the process.
How Many Signatures You Need
The required number is almost always calculated as a percentage of votes cast in a recent statewide election, usually the last gubernatorial race. For statutory initiatives, most states set the threshold between 5 and 10 percent.5National Conference of State Legislatures. Signatures for Initiatives Constitutional amendments generally require more, in some states as high as 15 percent. In raw numbers, that ranges from a few tens of thousands of signatures in smaller states to close to a million in California.
Geographic Distribution
Hitting the statewide total isn’t always enough. Seventeen states impose geographic distribution rules requiring signatures to come from a minimum number of counties, congressional districts, or legislative districts.6Ballotpedia. Signature Distribution Requirements for Ballot Initiatives Some states cap how much of the total can come from any one county; others set a minimum share that must come from each district. Missing the distribution requirement disqualifies the petition even if your overall signature count is well above the threshold.
Who Can Circulate the Petition
Circulators — the people physically collecting signatures — must generally be at least 18 and either a U.S. citizen or state resident.7National Conference of State Legislatures. Circulators of Initiatives State residency requirements for circulators are on shaky constitutional ground; the Ninth Circuit has held that requiring circulators to be state residents imposes a severe burden on First Amendment rights and fails strict scrutiny where less restrictive alternatives exist.8United States Court of Appeals for the Ninth Circuit. Pierce v. Jacobsen
Most states require each circulator to sign an affidavit, sometimes notarized, at the bottom of every petition sheet they turn in. The affidavit attests that the circulator personally witnessed every signature on that page.
Paid Circulators
Major campaigns almost always hire professional signature-gathering firms. Sixteen states allow campaigns to pay circulators per signature; 10 states ban that arrangement and require hourly or salaried pay.9Ballotpedia. Pay-per-Signature for Ballot Initiative Signature Gatherers Courts have split on whether bans on pay-per-signature violate the First Amendment.
Deadlines and Signature Expiration
Circulation windows range from 90 days to two years depending on the state.10Ballotpedia. Length of Signature Gathering Periods for Ballot Initiatives A 180-day window is common in California and Colorado; several states allow a full year, and a handful give 18 months.
Some states also expire individual signatures. In Michigan, any signature older than 180 days at the time of filing is invalid. Maine signatures expire one year after signing. In Florida, every initiative signature becomes invalid on February 1 of even-numbered years. You can’t stockpile signatures over multiple cycles; you have to build momentum inside a fixed window.
Verification
Completed petitions must be physically delivered to election officials by a hard deadline, typically three to six months before the election. Late is dead, no matter how many signatures you turn in.
Officials verify signatures through a multi-step process. Most states start with a random sample, checking a percentage of submitted signatures against the voter registration database. If the sample’s validity rate is high enough, the whole submission passes. If not, officials do a full line-by-line review.
Signatures get disqualified when the signer isn’t registered, the name or address doesn’t match the voter rolls, the entry is illegible, or the same person signed twice. An incomplete or improperly formatted sheet can lose every signature on it. Verification takes several weeks, and campaigns typically cannot go collect replacements. Experienced campaigns plan for a disqualification rate of 20 to 30 percent and collect well above the legal minimum.
Passing at the Ballot Box
Once the Secretary of State certifies that the threshold is met, the measure goes on the next general election ballot.
Vote Threshold
Most states pass initiatives on a simple majority of those voting on the question. Two states set the bar higher for constitutional amendments: Colorado requires 55 percent, Florida requires 60 percent.11National Conference of State Legislatures. The Election and Adoption of Initiatives Illinois requires either 60 percent of those voting on the amendment or a majority of everyone who cast any ballot in that election, whichever the measure reaches first.12Ballotpedia. Supermajority Requirements for Ballot Measures
Conflicting Measures
Voters sometimes approve two initiatives that contradict each other. Most states break the tie by giving effect to the measure with more affirmative votes. In some states, only the conflicting provisions of the lower-vote measure are overridden, and its non-conflicting parts still take effect.
Pulling a Measure Off the Ballot
Only California, Colorado, Idaho, and Nevada allow proponents to withdraw a qualified measure before the vote.13Ballotpedia. States Where Qualified Ballot Initiatives Can Be Withdrawn Withdrawal deadlines run from 60 to 131 days before the election. This route is often used when proponents cut a deal with the legislature to pass a version of the proposal in exchange for pulling the initiative. Everywhere else, once a measure is certified, it stays on the ballot.
What Happens After Voters Approve It
A successful measure takes effect after a short waiting period following the official canvass, typically 30 to 90 days after the election. From that date on, the new law carries the same legal force as any statute passed by the legislature.
Can the Legislature Repeal It?
In 11 states, the legislature faces no restrictions on amending or repealing a voter-approved statute. Ten states impose some form of protection.14Ballotpedia. Legislative Alteration The forms vary:
- Cooling-off periods: two years in Alaska, Washington, and Wyoming; three years in Nevada; seven years in North Dakota.15Ballotpedia. Legislative Alterations of Ballot Initiatives
- Supermajority votes: three-fourths in Arizona and Michigan, two-thirds in Arkansas and Nebraska.
- California bars legislative repeal or amendment entirely unless the change is sent back to voters.
These protections apply only to initiated statutes. Voter-approved constitutional amendments cannot be changed by the legislature in any state without going back to voters.
Court Challenges
Voter approval does not immunize a measure from constitutional review. Pre-election challenges typically target ballot title language, the single-subject rule, or defects in signature gathering, and courts can rewrite ballot language, order recertification, or remove the measure entirely. Post-election challenges raise higher stakes: conflict with the federal Constitution (particularly the Equal Protection Clause, the Commerce Clause, or federal preemption), violation of state constitutional provisions, or disputes over the legislature’s authority to amend the measure later. Courts review voter-approved laws under the same standards as any other legislation.
Disclosure Duties Once You Organize a Campaign
Forming a committee to support or oppose a ballot measure triggers registration and reporting duties in most states.16National Conference of State Legislatures. Ballot Measure Disclosure Requirements Reports must identify contributors by name and address, itemize spending, and disclose outstanding debts and loans. Reporting thresholds vary — some states start at $1,000 in total contributions or expenditures, others at $5,000 — and accelerated 48-hour reports are common for large late contributions. Groups that raise and spend money on ballot advocacy often operate as 501(c)(4) social welfare organizations, which allows lobbying as a primary activity but requires notification to the IRS on Form 8976.17Internal Revenue Service. Social Welfare Organizations
Rules That Are Changing
Several states have recently tightened their initiative processes. In 2026, Utah created new eligibility requirements for gathering signature removal requests, and South Dakota began requiring ballot disclosures identifying whether a measure was initiated by citizens or referred by the legislature.18National Conference of State Legislatures. States Revisit Rules on Citizen Initiatives and Referendums
Legislatures have referred several process changes to the November 2026 ballot. North Dakota and South Dakota have proposals that would raise the passage threshold for constitutional amendments to 60 percent. Missouri has a proposed geographic passage requirement that would require every congressional district in the state to individually approve a measure by simple majority, meaning a single “no” district would kill the whole initiative. California has a proposed rule requiring any measure that would raise passage thresholds to itself pass by that higher threshold. If any of these clears voters, the initiative landscape in that state shifts significantly for the next cycle.