CSI Divisions


This is the Construction Standard Institute’s categories for scopes of work.  A summary of the divisions are
as follows:  

Division 1 – General Requirements                        
Division 2 – Existing Conditions                              
Division 3 – Concrete                                             
Division 4 – Masonry                                              
Division 5 – Metals                                                  
Division 6 – Wood, Plastics & Composites              
Division 7 – Thermal & Moisture                             
Division 8 – Openings                                            
Division 9 – Finishes                                              
Division 10 – Specialties
Division 11 – Equipment
Division 12 – Furnishings
Division 13 – Special Construction
Division 14 – Conveying Equipment
Division 22 – Fire Suppression
Division 23 – Heating, Ventilation & Air
Division 26 - Electric
Division 27 - Communications
Division 28 – Electronic Safety & Security
Division 31 - Earthwork
Division 32 – Existing Improvements
Division 33 - Utilities