"In yet another incident of cease-fire violation along the LoC, Pakistani forces resorted to heavy firing and shelling in Naushera sector of Rajouri district, targeting our posts", an Indian army official said.
"The shootout happened late Sunday evening when soldiers guarding the Line of Control (LoC) intercepted four armed men in Keran, 140 kilometres northwest of the main city of Srinagar".
Defense officials said the exchange started at around 3:45 p.m. local time and went on for several hours.
The former chief minister, who is contesting the state by-elections from Srinagar, lamented that the Indian government had failed to provide security to the people of IoK.
Kashmiri leaders called for a two-day strike in protest following which the polling was halted in more than dozen places on Sunday.
The document characterized the violence by Indian governmental forces in Jammu and Kashmir since 2016 as "crimes against humanity".
The situation remains tense in the Kashmir valley a day after violence and a historic low voter turnout, at seven percent, marred by-polls in Srinagar.
Security was tightened on Monday across the region - roads were blocked with barricades and some train services were also suspended. The protests and demonstrations against Indian state terrorism intensified in different parts of Indian Held Kashmir (IHK) on Monday.
Rivals India and Pakistan each administer part of Kashmir, but both claim the Himalayan territory in its entirety.
"India continues to deny fundamental human rights to the people of IoK [Indian-occupied Kashmir], with scant respect for life or person".