The waiting period after death following the passage of forty years and the ruling on iddah

Question:
This questioner says that her mother, forty years ago, after her father’s death, did not observe the waiting period. They were in a remote village, and she used to take the animals and sheep to the farms. Does she owe anything now, given that

Answer:
the waiting period ended after four months and ten days following the death. The waiting period has ended, and as for iddah, which is staying in the house, abandoning adornment, and the like, its time has passed and it has now ended. The waiting period was valid, and she has completed it. Yes.

The presenter:
May Allah reward you.