overdue

adjective

1. past due, as a delayed train or a bill not paid by the assigned date; late: two overdue library books.
2. too long awaited; needed or expected for some time: Improvements in our highway system are long overdue.
3. more than sufficiently advanced, mature, or ready: That country is overdue for industrial development.

adjective

1. past the time specified, required, or preferred for arrival, occurrence, payment, etc

adj.“past the due date,” 1845 of bills, 1890 of library books, 1970 of menstrual periods, from over- + due (adj.).