5 CFR § 630.905 - Approval of application to become a leave recipient.
(a) The potential leave recipient's employing agency shall review an application to become a leave recipient under procedures established by the employing agency for the purpose of determining that the potential leave recipient is or has been affected by a medical emergency.
(b) Before approving an application to become a leave recipient, the potential leave recipient's employing agency shall determine that the absence from duty without available paid leave because of the medical emergency is (or is expected to be) at least 24 hours (or, in the case of a part-time employee or an employee with an uncommon tour of duty, at least 30 percent of the average number of hours in the employee's biweekly scheduled tour of duty).
(c) In making a determination as to whether a medical emergency is likely to result in a substantial loss of income, an agency shall not consider factors other than whether the absence from duty without available paid leave is (or is expected to be) at least 24 hours (or, in the case of a part-time employee or an employee with an uncommon tour of duty, at least 30 percent of the average number of hours in the employee's biweekly scheduled tour of duty).
(d) If the application is approved, the employing agency shall notify the leave recipient (or the personal representative who made application on behalf of the leave recipient), within 10 calendar days (excluding Saturdays, Sundays, and legal public holidays) after the date the application was received (or the date the employing agency established its administrative procedures, if that date is later), that—
(1) The application has been approved; and
(2) Other employees of the leave recipient's employing agency may request the transfer of annual leave to the account of the leave recipient.
(e) If the application is not approved, the employing agency shall notify the applicant (or the personal representative who made application on behalf of the potential leave recipient), within 10 calendar days (excluding Saturdays, Sundays, and legal public holidays) after the date the application was received (or the date the employing agency established its administrative procedures, if that date is later)—
(1) That the application has not been approved; and
(2) The reasons for its disapproval.