How will punish by Gst act on non eligible composition dealer

J V V SATYANARAYANA (sr asst of accounts) (28 Points)

01 February 2019  
Dear sir,

A small incident happened. A dealer taken composition scheme in 17-18, but he crossed one crore turnover in 17-18 and he continues till as a composition dealer.

In this case how the dealer punish by gst act.