When do the unplaceable hens expire?

Answer:Placement Timeline - Cancellation Date
2018 placements (July 1, 2018 - June 30, 2019) - cancellation June 30, 2019
2019 placements (July 1, 2019 - June 30, 2020) - cancellation June 30, 2020
2020 placements (July 1, 2020 - June 30, 2021) - cancellation June 30, 2021

Some considerations for this option:
a)  Producers can allow birds to expire.
b)  Please see the Quota Billboard Timeline.