This study aims to analyze law enforcement against the crime of forest and land fires that occur in the area of industrial forest timber forest product utilization permits (IUPHHK-HTI) PT. Rimba Lazuardi in Indragiri Hilir Regency by the Riau Police and the Application of the Concept of Strict Liability in Investigating the Crime of Forest and Land Fires by the Riau Police. This study uses soci…