The arrested 40-year-old suspect had been arrested in the Palai, Karanthai area by the Vavuniya TID officers.
Two guns, around 150 ammunition and several other weapons were seized from the suspect in the raid carried out by the TID officers based on a tip-off received.
The TID is carrying out further investigations.
Madawa Kulasooriya- Vavuniya Corr.