The states in general impose heavy excise duty on liquor.
The Delhi Government imposed 70% hike as Special Corona Fee in liquor prices.
Uttar Pradesh imposes “special duty on liquor” and uses the funds collected to maintain stray cattle.
The state of Tamil Nadu imposes VAT (Value Added Tax) on liquor
The sale of liquor has been banned in the states of Gujarat and Bihar,
In all other states, liquor contributes certain amount to the exchequers.
The State Excise duty is levied on liquor.
According to the report of Reserve Bank of India called "State Finances: A study of Budgets of 2019-20", the excise duty on alcohol accounts to 10% to 15% of the state revenue of majority of the states.
It is the second or third largest contributor to states revenue.
This was the main reason the state governments wanted liquor to be kept out of GST.