509A.7  Employee defined.
  The word “employee” as used in this chapter does not include temporary or retired employees except as otherwise provided in this chapter. However, this section does not prevent a retired employee sixty-five years of age or older from voluntarily continuing in force, at the employee’s own expense, an existing contract.
[C50, 54, 58, 62, §365A.7; C66, §509.21; C71, 73, 75, 77, 79, 81, §509A.7; 
82 Acts, ch 1101, §2
]
84 Acts, ch 1285, §24