With respect to ancestral propertywith the amendment in 2005 in Hindu Succession Act the daughters are entitled to equal inheritance rights along with other male siblings, which was not available to them prior Hindu Succession Act .
“The new Section 6 provides for parity of rights in the coparcenary property among male and female members of a joint Hindu family on and from September 9, 2005.
“According to the new Section 6, the daughter of a coparcener becomes a coparcener by birth in her own rights and liabilities in the same manner as the son. The declaration in Section 6 that the daughter of the coparcener shall have same rights and liabilities in the coparcenary property as she would have been a son is unambiguous and unequivocal,” which has been pronounced by various judgement.
In view of aforesaid, you have equal rights in your ancestral property and hence you can file a suit of partition seeking your share of portion in the said property.
Incase of self acquired property,your parents by executing the Will have right to dispose of the property to anyone. If they die without making a Will, then according to Section 10 of the HinduSuccession Act, 1956 gives in detail the list of Class I heirs who are to be given the first preference while dividing the property of the deceased.
Rule 1 of this Section provides for a share of property for the widow of the deceased.
Rule 2 of this Section provides for a share, each for the surviving sons and daughters and the mother of the deceased.
In view of the aforesaid, in absence of a Will, all his legal heirs including your mother will have an equal right in the property