Issue the Interim Stage 4 Closeout [Interim Milestone]
Learn how to compile and issue the Interim Stage 4 Closeout package in building commissioning. This guide covers formally closing the early occupancy phase, establishing contractual standing through signed Owner acceptance, and creating an auditable transition into ongoing warranty-period activities. It provides practical workflows to document outstanding tasks, classify open Issues Log items under SSPC 300, brief FM and O&M teams, and align with ASHRAE Guideline 0-2019 and Standard 202-2024.