Massachusetts Petition Signature Requirements (2026)

How many signatures you need to qualify for the ballot in Massachusetts, the 2026 petition filing windows, and how to validate your signatures against the Massachusetts voter file.

5%

Of enrolled voters — State Treasurer

September 15, 2026

Next deadline — general petition

Signature requirements by office

OfficeMinimum signatures% of enrolled votersDetails
State Treasurer5%
Attorney General5%
Governor, Lieutenant Governor5%
State Senator, State Representative5%
U.S. Senator, U.S. Representative5%

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Official sources

Always confirm requirements and deadlines with the official Massachusetts election authority before you file:

Massachusetts Elections Division

Frequently asked questions

How many signatures do I need to get on the ballot in Massachusetts?

Massachusetts signature requirements vary by office. State Treasurer: 5% of enrolled voters; Attorney General: 5% of enrolled voters; Governor, Lieutenant Governor: 5% of enrolled voters. See the full table above for all offices.

What is the 2026 petition filing deadline in Massachusetts?

For the 2026 cycle in Massachusetts, the next petition deadline is September 15, 2026. Create a free account to see every filing window.

Can I validate Massachusetts petition signatures myself?

Yes. Petition Validator lets you upload petition pages and automatically matches each signer against the Massachusetts voter file — checking registration, address, and duplicates in seconds per signature. You can start free, no paid Victory Waves account required.

How does signature validation work?

You upload images of your petition pages; our system transcribes each signature and matches the signer's name, address, and date against official voter registration data to confirm they're a registered voter in the correct jurisdiction.

Petition requirements in other states

Last updated for the 2026 cycle on July 17, 2026. Always confirm requirements and deadlines with your state or local election authority.