where an employee can not provide timely notice to an employer for the use of paid annual leave, the employer may except any notice requirement and allow the use of such leave. (3) Reasonable restrictions An employer may place limited, reasonable restrictions regarding the scheduling of paid annual leave and may reject a scheduling request for such leave for a bona fide business reason, so long as the employer provides other reasonable alternative times for the employee to schedule such leave. (4) Purpose of use of paid annual leave An employer may not require an employee to disclose the purpose or reason for which the employee is using paid annual leave. (5) Carryover An employer shall permit an employee of such employer to use up to 40 hours of unused paid annual leave provided to the employee during a 12-month period during the following 12-month period. (6) Prohibition on finding cover An employer may not require, as a condition of providing paid annual leave, that an employee search for or find a replacement employee to cover the hours during which the employee is using such annual leave. (d) Procedures regarding leave for employee separation (1) Reimbursement Upon an employee separating from an employer, the employer shall provide financial reimbursement, at the rate described in subsection (b)(3), to such employee for all unused paid annual leave of the employee. (2) Reinstatement If an employee is separated from employment with an employer and is rehired, within 12 months after that separation, by the same employer— (A) the employer shall reinstate the employee’s previously earned paid annual leave