law: Hindu Adoptions and Maintenance Act, 1956 
  21. Dependants defined 
  For the purposes of this Chapter "dependants" means
  
  the following relatives of the deceased:
  (i) his or her father;
  (ii) his or her mother;
  (iii) his widow, so long as she does not re-marry;
  (iv) his or her son or the son of his predeceased son or the son
  
  of predeceased son of his predeceased son, so long as he is a minor:
  PROVIDED  and to the extent that he is unable to obtain
  
  maintenance, in the case of a grandson from his father's or mother's estate,
  
  and in the case of a great grand-son, from the estate of his father or mother
  
  or father's father or father's mother;
  (v) his or her unmarried daughter, or the unmarried daughter of
  
  his predeceased son or the unmarried daughter of a predeceased son of his
  
  predeceased son, so long as she remains unmarried: 
  PROVIDED  and to the extent that she is unable to obtain
  
  maintenance, in the case of a grand-daughter from her father's or mother's
  
  estate and in the case of a great-grand-daughter from the estate of her father
  
  or mother or father's father or father's mother;
  (vi) his widowed daughter:
  PROVIDED  and to the extent that she is unable to obtain
  
  maintenance- 
  (a) from the estate of her husband, or
  (b) from her son or daughter if any, or his or her estate; or
  (c) from her father-in-law or his father or the estate of either
  
  of them;
  (vii) any widow of his son or of a son of his predeceased son,
  
  so long as she does not remarry:
  PROVIDED  and to the extent that she is unable to obtain
  
  maintenance from her husband's estate, or from her son or daughter, if any, or
  
  his or her estate; or in the case of a grandson's widow, also from her
  
  father-in-law's estate
  (viii) his or her minor illegitimate son, so long as he remains
  
  a minor;
  (ix) his or her illegitimate daughter, so long as she remains
  
  unmarried.