Right now you have to take care of her mother .
File a case for maintenance under section 125
file an application uder section 5 for maintenance.THE MAINTENANCE AND WELFARE OF PARENTS AND SENIOR CITIZENS ACT, 2007
MAINTENANCE OF PARENTS AND SENIOR CITIZENS
4. Maintenance of parents and senior citizens : (1) A senior citizen including parent who is unable to maintain himself from his own earning or out of the property owned by him, shall be entitled to make an application under section 5 in case of—
(i) parent or grand-parent, against one or more of his children not being a minor;
(ii) a childless senior citizen, against such of his relative referred to in clause (g) of section 2.
(2) The obligation of the children or relative, as the case may be, to maintain a senior citizen extends to the needs of such citizen so that senior citizen may lead a normal life.
(3) The obligation of the children to maintain his or her parent extends to the needs of such parent either father or mother or both, as the case may be, so that such parent may lead a normal life.
(4) Any person being a relative of a senior citizen and having sufficient means shall maintain such senior citizen provided he is in possession of the property of such senior citizen or he would inherit the property of such senior citizen:
Provided that where more than one relatives are entitled to inherit the property of a senior citizen, the maintenance shall be payable by such relative in the proportion in which they would inherit his property.
5. Application for maintenance : (1) An application for maintenance under section 4, may be made—
(a) by a senior citizen or a parent, as the case may be; or
(b) if he is incapable, by any other person or organisation authorised by him; or
(c) the Tribunal may take cognizance suo motu.
Explanation.- For the purposes of this section “organisation” means any voluntary association registered under the Societies Registration Act, 1860, (21 of 1860) or any other law for the time being in force.
(2) The Tribunal may, during the pendency of the proceeding regarding monthly allowance for the maintenance under this section, order such children or relative to make a monthly allowance for the interim maintenance of such senior citizen including parent and to pay the same to such senior citizen including parent as the Tribunal may from time to time direct.
(3) On receipt of an application for maintenance under sub-section (1) after giving notice of the application to the children or relative and after giving the parties an opportunity of being heard, hold an inquiry for determining the amount of maintenance.
(4) An application filed under sub-section (2) for the monthly allowance for the maintenance and expenses for proceeding shall be disposed of within ninety days from the date of the service of notice of the application to such person:
Provided that the Tribunal may extend the said period, once for a maximum period of thirty days in exceptional circumstances for reasons to be recorded in writing.
(5) An application for maintenance under sub-section (1) may be filed against one or more persons:
Provided that such children or relative may implead the other person liable to maintain parent in the application for maintenance.
(6) Where a maintenance order was made against more than one person, the death of one of them does not affect the liability of others to continue paying maintenance.
(7) Any such allowance for the maintenance and expenses for proceeding shall be payable from the date of the order, or, if so ordered, from the date of the application for maintenance or expenses of proceeding, as the case may be.
(8) If, children or relative so ordered fail, without sufficient cause to comply with the order, any such Tribunal may, for every breach of the order, issue a warrant for levying the amount due in the manner provided for levying fines, and may sentence such person for the whole, or any part of each month’s allowance for the maintenance and expenses of proceeding, as the case may be, remaining unpaid after the execution of the warrant, to imprisonment for a term which may extend to one month or until payment if sooner made whichever is earlier:
Provided that no warrant shall be issued for the recovery of any amount due under this section unless application be made to the Tribunal to levy such amount within a period of three months from the date on which it became due.
6. Jurisdiction and procedure : (1) The proceedings under section 5 may be taken gainst any children or relative in any district—
(a) where he resides or last resided; or
(b) where children or relativeresides.
(2) On receipt of the application under section 5, the Tribunal shall issue a process for procuring the presence of children or relative against whom the application is filed.
(3) For securing the attendance of children or relative the Tribunal shall have the power of a Judicial Magistrate of first class as provided under the Code of Criminal Procedure, 1973. (2 of 1974)
(4) All evidence to such proceedings shall be taken in the presence of the children or relative against whom an order for payment of maintenance is proposed to be made, and shall be recorded in the manner prescribed for summons cases:
Provided that if the Tribunal is satisfied that the children or relative against whom an order for payment of maintenance is proposed to be made is wilfully avoiding service, or wilfully neglecting to attend the Tribunal, the Tribunal may proceed to hear and determine the case ex parte.
(5) Where the children or relative is residing out of India, the summons shall be served by the Tribunal through such authority, as the Central Government may by notification in the official Gazette, specify in this behalf.
(6) The Tribunal before hearing an application under section 5 may, refer the same to a Conciliation Officer and such Conciliation Officer shall submit his findings within one month and if amicable settlement has been arrived at, the Tribunal shall pass an order to that effect.
Explanation.- For the purposes of this sub-section “Conciliation Officer” means any person or representative of an organisation referred to in Explanation to sub-section (1) of’ section 5 or the Maintenance Officers designated by the State Government under subsection (1) of section 18 or any other person nominated by the Tribunal for this purpose.