No change from the purpose or related purposes for
which the land is originally sought to be acquired shall be allowed:
Provided that if the land acquired is rendered unusable for the purpose for which it was acquired due to a fundamental change because of any unforeseen circumstances, then the appropriate Government may use such land for any other public purpose.
Provided that if the land acquired is rendered unusable for the purpose for which it was acquired due to a fundamental change because of any unforeseen circumstances, then the appropriate Government may use such land for any other public purpose.