> For the complete documentation index, see [llms.txt](https://help.auxalia.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.auxalia.com/plant-tools/plantexpresstools/collaboration-workflows/extended-assign-tag.md).
# Extended Assign Tag
This chapter lists the workflows and how the files of the Assign Tag function are handled in a Collaboration (BIM360 / **A**utodesk **C**onstruction **C**loud) environment.
Configurations Files for Assign Tag
These are the files used by the Assign Tag function 1.**AssignTagProperties.xml** This file exist in each project (\[PROJCTFOLDER]\ACPlantTools\PlantExpressTools\ClassesAndProperties\AssignTagProperties.xml). In the project, all settings from the Settings dialog are stored.
2.**Files in Project Manager**
Opening/Downloading an existing Collaboration project
This is handled if the project doesn't exist in the work folder yet and everything needs to be downloaded from scratch. 1.AssignTagProperties.xml => DOWNLOADED
Sharing an existing project (which already has an AssignTagProperties.xml) to ACC
When sharing a project with an AssignTagProperties.xml file the following files are handled: 1.AssignTagProperties.xml => CHECKED IN
Opening PlantExpressTools
If you open the PlantExpressTools Settings Dialog the following files are handled: 1.PlantToolsSetup.xml => CHECKED OUT
Closing PlantExpressTools Settings
If you close the PlantExpressTools Settings Dialog the following files are handled: 1.AssignTagProperties.xml => CHECKED IN 2.PlantToolsSetup.xml => CHECKED IN
Selecting Assign Tag Tab
If you select the Assign Tag tab the following files are handled: 1.AssignTagProperties.xml => CHECKED OUT