Section 7-403 - Extension of probationary period(a) Subject to subsection (b) of this section and at the sole discretion of the employees appointing authority, an employees probationary period may be extended if: (1) the appointing authority decides that additional time is necessary to allow the employee to demonstrate proficiency in the performance of the employees assigned duties and responsibilities;(2) in the appointing authoritys judgment, the period of the employees absence on approved leave is sufficient to prevent the appointing authority from making a reasonable decision regarding the proficiency of the employees performance; or(3) the employee requests to extend the probationary period.(b)(1) Except as provided in paragraph (2) of this subsection, an employee's probationary period may be extended under subsection (a) of this section up to one additional 6-month period.(2) For an employee appointed to a skilled service position below grade 7, an employee's probationary period may be extended under subsection (a) of this section up to one additional 3-month period.