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Issue the Stage 4 Closeout and transition to ongoing facility operations [Final Milestone]

Learn how to execute Stage 4 Step 25 commissioning closeout under ASHRAE Guideline 0-2019 and Standard 202-2024. This guide details verifying formal owner acceptance prerequisites, archiving the complete four-stage commissioning document register, conducting hands-on FM and O&M team transition briefings, and documenting ongoing commissioning (OCx) governance to cleanly discharge project obligations and hand over facility operations.