Initiative and Referendum

C.R.S. tit. 1, art. 40
in effect

C.R.S. § 1-40-101 Legislative declaration

C.R.S. § 1-40-102 Definitions

C.R.S. § 1-40-103 Applicability of article

C.R.S. § 1-40-104 Designated representatives

C.R.S. § 1-40-105 Filing procedure - review and comment meeting - amendments - filing with secretary of state

C.R.S. § 1-40-105.5 Initial fiscal impact statement - definition

C.R.S. § 1-40-106 Title board - meetings - ballot title - initiative and referendum - definitions

C.R.S. § 1-40-106.5 Single-subject requirements for initiated measures and referred constitutional amendments - legislative declaration

C.R.S. § 1-40-107 Rehearing - appeal - fees - signing

C.R.S. § 1-40-108 Petition - time of filing

C.R.S. § 1-40-109 Signatures required - withdrawal

C.R.S. § 1-40-110 Warning - ballot title

C.R.S. § 1-40-111 Signatures - affidavits - notarization - list of circulators and notaries

C.R.S. § 1-40-112 Circulators - requirements - training

C.R.S. § 1-40-113 Form - representatives of signers

C.R.S. § 1-40-114 Petitions - not election materials - no bilingual language requirement

C.R.S. § 1-40-115 Ballot - voting - publication

C.R.S. § 1-40-116 Validation - ballot issues - random sampling - rules

C.R.S. § 1-40-117 Statement of sufficiency - cure

C.R.S. § 1-40-118 Protest

C.R.S. § 1-40-119 Procedure for hearings

C.R.S. § 1-40-120 Filing in federal court

C.R.S. § 1-40-121 Designated representatives - expenditures related to petition circulation - report - penalty - definitions

C.R.S. § 1-40-122 Certification of ballot titles

C.R.S. § 1-40-123 Counting of votes - effective date - conflicting provisions

C.R.S. § 1-40-124 Publication

C.R.S. § 1-40-124.5 Ballot information booklet

C.R.S. § 1-40-125 Mailing to electors

C.R.S. § 1-40-126 Explanation of effect of "yes/for" or "no/against" vote included in notices provided by mailing or publication

C.R.S. § 1-40-126.5 Explanation of ballot titles and actual text of measures in notices provided by mailing or publication

C.R.S. § 1-40-127 Ordinances - effective, when - referendum

C.R.S. § 1-40-128 Ordinances, how proposed - conflicting measures

C.R.S. § 1-40-130 Unlawful acts - penalty

C.R.S. § 1-40-131 Tampering with initiative or referendum petition

C.R.S. § 1-40-132 Enforcement

C.R.S. § 1-40-133 Retention of petitions

C.R.S. § 1-40-134 Withdrawal of initiative petition

C.R.S. § 1-40-135 Petition entities - requirements - definition

C.R.S. § 1-40-136 Bills enacted in the second regular session of the seventy-second general assembly that include an act subject to petition clause - legislative declaration

Source: Open US Law by Vaquill AI (CC BY 4.0)URL: https://leg.colorado.gov/sites/default/files/images/olls/crs2024-title-01.docxFetched: 10/6/2026