I was researching the issue of giving a fine, when I heard from a schoar that this is not allowed in the Shariah.
However, does it matter for what issue the fine is given? For example, when a person delivered his library books too late, would it be forbidden for the library worker to give the person a fine?
What about late payments if the customer deliberately was late with his payment?
So far I have found this Fatwa from Mufti Desai: