Please watch this video or follow the steps below:
1) Type the name of your desired tag in the "Tags" field when creating or editing the matter, and click on "Add new tag".
2) Click on "Matters" in the top navigation bar.
3) Select the tag by clicking on "Tags" and clicking on the contact or matter tag field and selecting the type of law.
What happens now?
The list will only display matters that have the selected tags assigned to them. When multiple tags are selected, it will only display the matters that contain all selected tags.