The 8th Infantry Division, Philippine Army, known officially as the Storm Trooper Division, is one of the Philippine Army's Infantry units in the Visayas and under the AFP Central Command, combating local communist insurgent units, and terrorists.
 The division was established on August 1, 1988, with headquarters at Camp General Vicente Lukban, Catbalogan, Samar. The local government soldiers and officers under the 8th Infantry Division of the Philippine Army was sending the combat operations in the Visayas region and the engagements of the Anti-Communist Operations and helping aided and supported of the Armed Forces of the Philippines, Philippine National Police and the CAFGU militia forces against the communist rebels of the Communist Party of the Philippines-New People's Army (CPP-NPA) and other local criminal elements.
 During the Operation Enduring Freedom in the Philippines under the War on Terrorism and the Islamic Insurgency in Mindanao, Southern Philippines. The local government troops of the Philippine Army 8th Infantry "Storm Trooper" Division was sending the clearing combat operations in Mindanao on Southern Philippines and the engagements of the Anti-Islamic and Counter-Terrorism operations and helping aided and supporting of the Armed Forces of the Philippines, Philippine National Police, the CAFGU militia forces and the U.S. Armed Forces to fought against the Islamic rebels and bandits of the Moro Islamic Liberation Front (MILF), Moro National Liberation Front (MNLF) and Abu Sayyaf Group (ASG) and other local criminal elements.
 The 8th Infantry (Storm Trooper) Division, Philippine Army often conducts Internal Security Operations (ISO) in their Area of Responsibility (AOR) to dismantle and destroy the remaining guerrilla fronts of the Local Communist Movement (LCM) in order to attain  peace  and  stability  conducive  to  sustainable development in assisting the  Philippine government  in  its  socio-economic development projects; and assists the Philippine National Police curb criminality in the Visayas Region.
 The following are the Brigades under the 8th Infantry Division:
 The following are the Battalions under the 8th Infantry Division:
 The following are the Support Units under the 8th Infantry Division:
 On November 15, 2010, Botanist Leonard Co, forester Sofronio Cortez, and farmer Julius Borromeo, were working on a biodiversity project under the auspices of the Energy Development Corporation when they were killed in an incident involving nine members of the 19th Infantry Battalion in the forests of Kananga, Leyte. Co, who was considered the foremost authority in ethnobotany in the Philippines at the time of his death, was examining a tree when the shooting began, while Cortez and Borromeo helping him.
 Members of the 19IB, a unit under the 8ID, claimed that Co's group had been caught in the crossfire in a fight between their unit and the New People's Army, but this claim was challenged by numerous investigating groups, including the Philippine National Police and the Philippines' Commission on Human Rights. The Department of Justice eventually filed charges against the soldiers involved, and the case is currently in the courts.
 Philippine Army Reserve Command - all graduates of the Citizen Army Training and the Reserve Officer Training Corps are mandated to merge to as National Defense in case of a National Entrusion.