This free tool from Autodesk will allow you to quickly apply data from multiple classification systems to all your elements
The Autodesk Classification Manager for Revit has been updated and is now the Standardized Data Tool. All the previous functionality still exists, with UI updates for simpler use plus improved performance.
Classifications Out of the Box
A robust database is included with several major classifications systems and mappings across each.
Use your own Picklist
Use the fully customizable database systems and create your own classifications or picklists to help normalize your Revit data.
Works with the COBie Extension
Integrated with the Autodesk COBie Extension for Revit to assign classifications for your COBie deliverables.
The Autodesk Interoperability Tools for Revit installer includes the COBie Extension, Equipment Data Tool, Model Checker, Room & Area Sync, Shared Parameters Tool, and Standardized Data Tool. The Model Checker Configurator is now a separate installation.
The tools can be downloaded from manage.autodesk.com, or installed directly through Autodesk Access (formerly the Autodesk Desktop App).
The Autodesk Interoperability Tools for Revit are free for licensed Revit users to download and use, just select your Revit version and get started.
These videos will help you understand the features of the Autodesk Interoperability Tools and learn how to use them.
See below for some helpful links to industry-standard classification systems that come with the Standardized Data Tool.
Whitepaper: Classification Systems and Their Use in Autodesk Revit
* Free to distribute