. on your father death all legal heirs would have equal share in property . if you fail to give share any legal heir can move court by filing suit for partition and obtain injunction restraining other heirs from selling property or creating any third party rights . get valuation done of property . you can enter into deed of family settlement in respect of all properties . other legal heirs can purchase the share of person wanting to dispose of his share . you have not mentioned whether her husband is alive or dead . on husband death daughter in law would inherit his share of property