(Effective after December 31, 2024) A temporary employee may elect, within one hundred eighty days of beginning employment, to participate in the defined contribution retirement plan under this chapter. Monthly, the temporary employee shall contribute an amount equal to nine and twenty-six hundredths percent times the temporary employee’s present monthly salary, and may elect to contribute up to an additional six percent. An employer may not pay the temporary employee’s contribution. A temporary employee may continue to participate as a temporary employee until termination of employment or reclassification of the temporary employee as a permanent employee.