Dear Sir / Madam, My father got retired from Defence Services in year 1989-1990 and purchase a plot to built a house for us as a family. I am the eldest son and is into my own business and staying with father and youngest sister. My mother expired about 15 years back. My younger bother; who leaves in New Delhi about 2-3 years back. My father owns the house and it is in his name. However, my younger bother now wants to build 2nd floor without proper authorization from my father. My father would like to sell this house eventually; after getting his only daughter married. My father is 75 years old and seeking my help how to handle this situation. Can anyone help me with ruls and laws applicable. I will very greatly. Your sincerely - Baboo