The Black Money (Undisclosed Foreign Income and Assets) and Imposition of Tax Act, 2015
39. Recovery by suit or under other law not affected.-
(1) The several modes of recovery specified in this Chapter shall not affect in any way-
(a) any other law for the time being in force relating to the recovery of debts due to the Government; or
(b) the right of the Government to institute a suit for the recovery of the tax arrears from the assessee.
(2) It shall be lawful for the Assessing Officer, or the Government, to have recourse to any such law or suit, notwithstanding that the tax arrears are being recovered from the assessee by any mode specified in this Chapter.