Originally Posted by
cbn42
A merchant in Europe is probably just going to laugh if they receive a complaint from a bank in the US.
It is Visa / Mastercard etc. that require their merchants to accept both in their contracts, not your issuing bank in the US, I believe. They certainly look into stores that charge fees for using a credit card (also not allowed in their contracts) so why would this be different - both are deviations from the contract.