Mumbai: Reserve Bank of India (RBI) has clarified that the new foreign exchange risk reserve (FERR) will be not be applicable for banks undertaking trades for market-making or assuming proprietary positions. Also, FERR will not be applicable on interest on External Commercial Borrowings (ECBs) or coupons on resident debt instruments held by non-residents, or dividends payable to non-resident investors, the central bank said in FAQs released on Thursday.The clarifications are a relief to banks who were unsure of trading in the foreign exchange market after the RBI imposed a 20% cash reserve requirement on forex derivative contracts above $2 million.