L0Strategy & StandardsOPR, BOD, design intent, Cx plan, acceptance criteria, templates, and readiness map.
L1Design / Submittal ReviewConstructability, maintainability, sequence, controls, and testability reviews.
L2Factory / Vendor ReadinessFAT/FWT plans, equipment documentation, vendor data, and shipment readiness.
L3Pre-Functional VerificationInstallation checks, startup reports, point-to-point, checklists, and readiness walks.
L4Functional PerformanceSystem-level performance scripts, sequences, alarms, controls, and acceptance evidence.
L5Integrated Systems TestingMulti-system scenarios, failover, loss of utility, load response, emergency sequences.
L6Turnover & OperationsTraining, procedures, final report, asset data, warranty, seasonal/post-occupancy support.