Section 509A.3 - Assessment of employees1. All employees participating in any such plan the fund of which is created under the provisions of section 509A.2 shall be assessed and required to pay an amount to be fixed by the governing body not to exceed the two percent which shall be contributed by the public body according to the plan adopted, and the amount so assessed shall be deducted and retained out of the wages or salaries of such employees.2. Any employee may authorize deductions from the employee's wages or salary in payment for plans authorized in this chapter in the manner provided in section 514.16.C50, 54, 58, 62, §365A.3; C66, § 509.17; C71, 73, 75, 77, 79, 81, §509A.3