§ 48-221 Definitions
§ 48-222 District retirement plans authorized; benefits provided
§ 48-223 Types of retirement plans; trust fund; insured plan
§ 48-224 Eligibility and participation
§ 48-225 Employee and district contributions; administration expenses
§ 48-226 Retirement or advisory committee; qualifications; terms; powers
§ 48-227 Exemption from taxation and execution; exceptions; nonassignability of benefits
§ 48-228 Expenditure of district funds
§ 48-229 Exclusion of existing retirement plans