Iowa Admin. Code r. 11-57.4
Persons may be appointed with temporary status to any class. They may be paid at any rate of pay within the range for the class to which appointed.
Temporary appointments may be made to temporary positions or to permanent positions, or on an overlap basis to unauthorized positions, and may be made to any class and at any rate of pay within the range for the class to which appointed.
A temporary appointment shall not exceed 780 work hours in a fiscal year.
A temporary employee shall have no rights to appeal, transfer, demotion, promotion, reinstatement, or other rights of position, nor be entitled to vacation, sick leave, or other benefits, unless the temporary employee becomes covered by a collective bargaining agreement, in which case the temporary employee may have rights under the collective bargaining agreement.
A person appointed with temporary status shall only be given another temporary type of appointment to the extent that the total number of hours worked in all temporary and seasonal appointments in any agency in a fiscal year does not exceed 780 hours.
Iowa Admin. Code r. 11-57.4