ICC/MBI 1200-2021 Standard for Off-site Construction: Planning, Design, Fabrication and AssemblyThis first edition standard provides planning and preparation requirements such as: the role of the architect/modular manufacturer/construction manager/general contractor, location of plant vs. construction site, and material procurement and lead times.ICC/MBI 1200-2021 includes requirements for:A controlled manufacturing environment.Supply chain integration.Structural modular vs. nonstructural modular.The fabrication process and on-site assembly.