i am sc, i have purchased a land from st colonizer lady, her husband construct house on that land, upper collector gives permission to sell this plot to any cast any category, permission from town and country plan, my plot situated in municipal area. now our present collector cancel the upper collector permission, and issue a order to us to vacate the house to return the property to ST colonizer lady. what we do, please advice, we all are in very tension, please advice.