Section 38(5) in The Karnataka Value Added Tax Act, 2003
(5)The prescribed authority on any evidence showing a liability to tax coming to its notice may issue a protective assessment in the case of a dealer registered under this Act or a dealer liable to be registered under this Act, if the prescribed authority has reason to believe that such dealer will fail to pay any tax, penalty or interest so assessed and such tax, penalty or interest shall become payable forthwith.