Section 12(1) (b) of the Hindu Marriage Act, 1955

Voidable Marriages

1. Any marriage solemnized, whether before or after the commencement of this Act, shall be voidable and may be annulled by a decree of nullity on any of the following grounds, namely:
   
   b. that the marriage is in contravention of the condition specified in clause (ii) of Section 5