• You are 18 years old on or before the date of the election involved;
• You are a U.S. citizen;
• You are a resident of Colorado and of the precinct where you intent to vote for at least 30 days before the election;
• You are a college and university student who claims residence in Colorado;
• You must have a physical address, not a post office box;
• You can register to vote if you are homeless if you have a mailing address, not a post office box or general delivery at a post office.  You may list a shelter address or a homeless service provider as your physical address; and
• You can register to vote if you are on probation but not if you are on parole or serving a sentence in detention or confinement, including a correctional facility, jail, or other location.

For First-time Voters in Colorado Registering to Vote by Mail

You will need to provide a copy of one of the following forms of identification:

• A valid Colorado driver’s license
• A valid identification card issued by the Department of Revenue
• A valid U.S. passport
• A valid employee identification card with a photograph of the eligible elector issued by any branch, department, agency, or entity of the U.S. government or Colorado, or by any Colorado county, municipality, board, authority, or other political subdivision
• A valid pilot’s license issued by the federal aviation administration or other authorized agency of the U.S.
• A valid U.S. military identification card with a photograph
• A copy of a current utility bill, bank statement, government check, paycheck, or other government document that shows the name and address of the elector. (A cable bill, a telephone bill, documentation from a public institution of higher education in Colorado containing at least the name, date of birth, and residence address of the student elector, or a paycheck from a government institution are sufficient forms of ID)
• A valid Medicare or Medicaid card
• A certified copy of a U.S. birth certificate
• Certified documentation of naturalization
  

• Valid Colorado Department of Revenue Identification number
• At least the four last digits of the voter’s Social Security number

If You Vote in Person You Will Need to Provide One of the Following…

Or

If you Vote by Mail, you will need to provide one of the following forms of identification if you have not previously voted in the county or if you did not provide the identification information with your voter registration application:

• A valid Colorado driver’s license
• A valid identification card issued by the Colorado Department of Revenue
• A valid U.S. passport
• A valid employee identification card with a photograph of the eligible elector issued by any branch, department, agency, or entity of the United States government or of this state, or by any county, municipality, board, authority, or other political subdivision of this state
• A valid pilot’s license issued by the federal aviation administration or other authorized agency of the United States
• A valid U.S. military identification card with a photograph
• A copy of a current utility bill, bank statement, government check, paycheck, or other government document that shows the name and address of the elector (A cable bill, a telephone bill, documentation from a public institution of higher education in Colorado containing at least the name, date of birth, and residence address of the student elector, or a paycheck from a government institution are sufficient forms of ID)
• A valid Medicare or Medicaid card
• A certified copy of a U.S. birth certificate
• Certified documentation of naturalization
  

A Social Security Number (or last four digits) is NOT a legal form of ID for voting in person.

Authority: C.R.S. 1-7-201: C.R.S. 1-1-104(19.5)

For further information visit the Colorado Secretary of State website at www.elections.colorado.gov.