Later, the Battalion was able to successfully repulse an enemy attack launched to capture Adampan killing 54 and seriously injuring more than 96 terrorists. The Battalion which operated under command to the 581 and 582 Brigades of the 58 Division was able to secure the areas Manthai, Adampan and Parappakandal.
Troops engaged in the ‘Wanni Humanitarian Operation’ at Kilinochchi and Puliyankula
On 25th December 2007, Major GRRP Jayawardana RWP RSP was appointed as the Commanding Officer.
On 5th June 2008 the Battalion was detached from the 58 Division and was attached to the 57 Division to operate in Palampiddi and actively participated in capturing Kalmadu, Nochchikulam, Marathamadu, Navi and Palamodai. After consolidating control of the area the Battalion advanced along the A9 road up to Puliyankulam and led the battle in capturing Mathiyamadu and Nedunkerni. Later, the Battalion actively took part in the operations that resulted in liberating Muthiyankadu and in the process succeeded in capturing terrorist training camps, factories, farms, machinery and weapons. A submarine construction site and a submarine test facility was also capture during the operations conducted in Udayarkattukulam.
Military items captured at Udayarkattukulam during the 'Wanni Humanitarian Operation'
At the final stages of the 'Wanni Humanitarian Operation' the Battalion operated along the A35 road in Mullaitivu, Chundikulam, Championpattu and Chalai.
In the operations conducted to liberate the North and East from cruel clutches of terrorists 2 officers and 84 other ranks of the Battalion made the supreme sacrifice making the total number of members of the Battalion to have laid their lives since the inception of the battalion, 7 officers and 188 other ranks.
At the end of the Humanitarian Operation the Battalion was relieved from its duties at Chalai in Mullaitivu and in 1st December 2009 moved to Thunukkai to be placed under command to the 653 Brigade of the 65 Division and took over duties from the 6 SLSR.
On 23rd March 2010, Lieutenant Colonel HMNB Herathwas appointed as the Commanding officer.
On 5th September 2011 the Battalion was deployed in Nerankandal.
The Battalion underwent Battalion Training from 21st September 2011 to 5th November 2011 at the 65 Division Battalion Training School at Mulankavil. On completion of training on 30th April 2012 the Battalion was also deployed at Oddaruththakulam in Mallavito be engaged in work related to the resettlement of f IDPs in the area.
On 6th November 2012, Major KTRB Kodippili psc was appointed as the Commanding Officer.
The Battalion carried out limited operations and Civil Military Coordination (CIMIC) activities in Mallavi Odduruththakulam. Later, the Battalion was moved to the Kilinochchi Town.
On the occasion of the 21st Anniversary of the Battalion which fell on 16th October 2013 the Commander of the Army Lieutenant General RMD Ratnayake WWV RWP RSP USP ndu psc visited the Battalion. The Commander of the Army planted a tree at the camps premises and made a note in the Visitors' Book at the Commanding Officers office marking the event significant to the history of the Battalion.