Reserve Bank Of India [RBI] — swipe credit card and take percent charge

Address:

Vadodara, Gujarat, 390012

Dear sir,
I m mahulesh sharma i live i n vadodara gujarat. Some merchants take 2 percent charges on credit card swipe in restaurants.. I know this is wrong but what ahoud i do where i complaint that some merchants and some mexhants told us bank take this charge with me ane bank told the merchants tou take xharge with customer and one merchant name krishna restaurat opp. Geb school, near ajit nagar ground akota vadodara 390020