Additional district judge Chintamani Panda convicted Muna Swain for murdering Harikrushna Swain on August 29, 2003 at Hugulapeta village.
He also slapped a fine of Rs 10,000 on Swain failing which he would undergo an additional jail term for a year.
The court also ordered the district collector and secretary of district legal cell to pay Rs 5 lakh compensation to the victim's widow.