The main divisions are:
- Division 00 of the CSI Master Format covers procurement and contracting Requirements.
- Division 00 is not part of the technical specifications.
- The purpose of Division 00 is to provide a consistent framework for providing procurement and contracting requirements for the project. The information provided in Division 00 is vitally important to the contractor and should be thoroughly reviewed prior to deciding to submit a bid for the project.
- Division 21 00 00 Fire Suppression.
- Division 22 00 00 Plumbing
- Division 23 00 00 Heating, Ventilating, and Air Conditioning (HVAC)
- Division 26 00 00 Electrical
- Division 27 00 00 Communications
- Division 28 00 00 Electronic Safety and Security
- Division 31 00 00 Earthwork
- Division 33 00 00 Utilities