My younger sister aged 26 expired an year ago and she had a daughter who was 3 months old at the time of her death. Her daughter was with me since she was born . Now the father of the child tool her away from me as my sister was govt servant. and due to death of my sister a pension is started in the name of the daughter by the department . is there any solution or law to take custody with her nana and nani and law regarding her rights in her fathers property and all assets so that after 18 years her future will be secured.