The nature of marriage of an impotent person is:

Under section 12(1)(a) of the Hindu Marriage Act, a marriage that has not been consummated owing to the impotence of the respondent is "Voidable" and may be annulled by a decree of nullity. Impotence is not among the grounds in section 11 that make a marriage void, and the Act does not describe such a marriage as illegal.