Washington In service Inspection Checklist is a tool used by state-certified inspectors to ensure that all safety and operational requirements of a building are being met. This inspection checklist is used for commercial and residential buildings and includes elements such as structural integrity, fire safety, plumbing, electrical, and mechanical systems. The checklist contains detailed requirements for each area, such as the need for an emergency exit plan, smoke detectors, and electrical outlets. Different types of Washington In service Inspection Checklists are available, including the Washington State Electrical In service Inspection Checklist, the Washington State Fire Safety In service Inspection Checklist, and the Washington State Plumbing In service Inspection Checklist. Each checklist is designed to ensure that a building meets the necessary safety requirements for the particular type of inspection. The checklist is also used to identify any potential safety hazards that may be present in the building.