The attack on the Turbat base in southwestern Pakistan is the second assault by ethnic Baloch militants on a military facility in the past week
"We believe in it. God willing, we will get it passed," he said.
Tarin made his comments after the IMF announced an agreement that will help revive a stalled $6-billion funding programme.
Pakistan is required to pass the legislation under the programme agreed with the IMF in July 2019.
"We believe that the state bank ... should be independent in monetary policy and exchange rate," Tarin said.