(1)If a person wilfully attempts in any manner whatsoever to evade any tax, penalty or interest chargeable or imposable, or under-reports his income, under this Act, he shall be punishable,—(a)in a case, where the amount sought to be evaded or tax on under-reported income exceeds twenty-five lakh rupees, with rigorous imprisonment for a term which shall not be less than six months but which may extend to seven years, and with fine;(b)in any other case, with rigorous imprisonment for a term which shall not be less than three months but which may extend to two years, and with fine. (2) If a person wilfully attempts in any manner to evade the payment of any tax, penalty or interest under this Act, he shall be punishable with rigorous imprisonment for a term which shall not be less than three months but which may extend to two years and shall, in the discretion of the court, also be liable to fine.