Key Reading: "When the Good Pensions Go Away: Why America Needs a New Deal for Pension and Health Care Reform" (2008) by Thomas J. Mackell Jr.
Despite recent uproar about the richness of public employee pension benefits, there has been no serious effort to modify the state constitutional pension guarantee for state and local workers (Article V. Section 7).
Officers And Civil Departments
[Membership in retirement systems; benefits not to be diminished nor impaired]
§7. ... membership in any pension or retirement system of the state or of a civil division thereof shall be a contractual relationship, the benefits of which shall not be diminished or impaired.