The policemen were traveling in a jeep that was blown up by a landmine on its way from Nabinagar to Tandwa.
Eight policemen on patrolling duty were killed in a Maoist attack in Bihar's Aurangabad district on Tuesday.
The policemen were traveling in a jeep that was blown up by a landmine on its way from Nabinagar to Tandwa, officials said. A police inspector, five jawans of the Special Auxiliary Force, the driver and a jawan of the Bihar Military Police were killed in the attack.
Aurangabad, about 200 km away from Patna, is a Maoist-hit district bordering Jharkhand.