There a specific part for template permission : you can uncheck global Permission (it's the same than Survey Permission : apply to whole permission)Carneiro wrote: Apparently, templates permissions (on/off) issued to a survey administrator don't restraint him to access (edit) other people's templates.
ANd check each template needed by user.
But template don't have 'owner' and 'read only' system : make a feature request or find a way for plugin.