Imports of dairy and agricultural products including wheat, cotton and oil seeds would affect the livelihood of millions of Indian farmers, he said.
The government should defer signing of the agreement and hold consultations with farmers, state governments and other stake holders before taking a final decision, said Singh.
“We have to stop RCEP,” he said. It is not clear yet what terms India will agree to in order to join what could become the world’s largest trade deal.
The final stage of negotiations have begun in Bangkok and Indian trade minister Piyush Goyal will travel for the ministerial meeting there on November 1. The nations are seeking to conclude the negotiations by November end.