Maintenance of wife law in India
(1) Subject to the provisions of this section, a Hindu wife, whether married before or after the commencement of this Act, shall be entitled to be maintained by her husband during her lifetime.
(2) A Hindu wife shall be entitled to live separately from her husband without forfeiting her claim to maintenance,-
(a) If he is guilty of desertion, that is to say, of abandoning her without reasonable cause and without her consent or against her wish, or of willfully Neglecting her;
(b) If he has treated her with such cruelty as to cause a reasonable apprehension in her mind that it will be harmful or injurious to live with her husband;
(c) If he is suffering from a virulent form of leprosy;
(d) If he has any other wife living;
(e) If he keeps a concubine in the same house in which his wife is living or habitually resides with a concubine elsewhere;
(f) If he has ceased to be a Hindu by conversion to another religion;
(g) If there is any other cause justifying her living separately?
(3) A Hindu wife shall not be entitled to separate residence and maintenance from her husband if she is unchaste or ceases to be a Hindu by conversion to another religion.