"There is no cause for panic. There is sufficient stock of salt. We can meet the need for about one year with our existing stock of salt in the state," Mallick told reporters after meeting officials in the department.
Mallick said Chief Minister Mamata Banerjee rang him up to give guidelines on tackling the situation which stemmed from rumours "spread by a section of people with the help of some political parties".
Strong measures have already been taken by the Food and Supplies Department, with food inspectors carrying out raids against the hoarding of salt.
A similar drive has also been launched by the Enforcement Branch.
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"Sources of rumours are also being ascertained. Strong measures will be taken against those spreading such rumours to create panic statewide," the minister said.
Panic buying of salt after rumours that it would disappear from markets led to the price hitting Rs 100 per kg in Darjeeling and equally high rates in other places statewide.
In South Dinajpur, traders' association and the police have asked people not to buy salt in excess quantities.
In Darjeeling, SDO Kaushik Nag visited markets and shops as welfare officer of the Consumer Department of GTA was making inspections.
Traders told him that supply of salt from Bihar had stopped.
Twelve persons have been detained since yesterday for salt hoarding in the district.