The incident occurred near Phulgatta village forest when a team of security personnel was patrolling the region, a senior police official said.
While the security men were cordoning-off a forest patch near Phulgatta, assistant platoon commander Panchram Bhagat inadvertently stepped over alandmine, triggering the explosion in which he was critically injured, he said.
Theinjured personnel was immediately rushed to a local hospital where he succumbed to his wounds, he said.
Bhagat, an assistant sub-inspector rank official, belonged to CAF's 10thbattalion.