This article provides a video and written guide on restricting audit templates.
Firstly, you will need to login to your Notify account, you can do this here
1. Click on Form Templates
2. Click on the audit you want to restrict
3. Click on Restrictions
4. Select Permission Group Restrictions
5. Select the permission groups you want to restrict the audit to and click Add Group
6. Click Apply
Once you click apply, only those users in the selected groups will be able to create and conduct the audit in the audits tab.