If the public record is in active use, in storage or not otherwise available, the official custodian shall immediately notify the applicant and shall designate a place, time and date for inspection or mailing of the public records, not to exceed 3 days (excepting Saturdays, Sundays and legal holidays) from receipt of the application, unless a detailed explanation of the cause is given for further delay and the place, time and earliest date on which the public record will be available for inspection or duplication.
(KRS 61.872(5))