The terminology used to determine the hierarchy of the specification content can vary between content sets. The table below shows the differences between the terminology to describe the structure of a Uniclass structured specification, a CAWS structured specification and a CMS/NMS specification.
Note: The Uniclass tables are available to download from theNBS.com/our-tools/Uniclass. These tables will show all Uniclass codes all the way up to Complexes, the platform will allow you to add in content from a system-level downwards.
| Uniclass terms | UK - CAWS terms | Australia - SureSpec terms | Canada - CMS/NMS and USA - USMS terms |
| Group | Group | Workgroup | Division |
| System | Work Section | Section | Section |
| Clause | Clause | Clause | Article |
| Row | Row | Row | Paragraph |