Idaho Admin. Code r. 15.04.01.241
Except for those employees on authorized leave or placed on a register with reemployment preference prescribed by Rule 241.02.a., an employee who has not returned to work within five (5) working days after approved paid or unpaid leave or release by his or her physician shall be considered as having voluntarily separated. Such separation shall be treated as a voluntary resignation, and the employee shall remain eligible for reinstatement. Written notification of his or her separation/resignation shall be mailed to the last known home address. Any objections by the employee to the notice, must be received within five (5) working days of receipt of the notice, or acceptance of the separation/resignation will be presumed. If objections are received within the timeline, a disciplinary separation (dismissal) or other formal disciplinary action may be pursued as provided in Rule 190.
Idaho Admin. Code r. 15.04.01.241