Once you leave " the place of transaction" without checking the money it is your word against the other person and the police can't do anything, unless there is video recording
Once you leave " the place of transaction" without checking the money it is your word against the other person and the police can't do anything, unless there is video recording
Report the taxi driver to the transport dept. The number is on the card you scanned. They do tend to follow up with individual taxi drivers as I have reported one for taking me a (much) longer route before.