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(By Year)
Short Title
Yes
No
Outcome
Type of Change
2019
2018
2016
2015
2014
2013
2012
2011
2010
2008
Initiative
Amendment 46
Discrimination and Preferential Treatment by Governments
49%
50%
Rejected
Constitutional
Amendment 47
Prohibition on Mandatory Labor Union Membership and Dues
43%
56%
Rejected
Constitutional
Amendment 48
Definition of Person
26%
73%
Rejected
Constitutional
Amendment 49
Allowable Government Paycheck Deductions
39%
60%
Rejected
Constitutional
Amendment 50
Limited Gaming in Central City, Black Hawk, and Cripple Creek
58%
41%
Adopted
Constitutional
Amendment 51
State Sales Tax Increase for Services for People with Developmental Disabilities
37%
62%
Rejected
Statutory
Amendment 52
Use of Severance Tax Revenue for Highways
35%
64%
Rejected
Constitutional
Amendment 53
Criminal Accountability of Business Executives
%
%
Withdrawn
Statutory
Amendment 54
Campaign Contributions from Certain Government Contractors
51%
48%
Adopted
Constitutional
Amendment 55
Allowable Reasons for Employee Discharge or Suspension
%
%
Withdrawn
Constitutional
Amendment 56
Employer Responsibility for Health Insurance
%
%
Withdrawn
Constitutional
Amendment 57
Additional Remedies for Injured Employees
%
%
Withdrawn
Statutory
Amendment 58
Severance Taxes on the Oil and Natural Gas Industry
41%
58%
Rejected
Statutory
Amendment 59
Education Funding and TABOR Rebates
45%
54%
Rejected
Constitutional
Referendum
2006
2005
2004
2003
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