Required Metadata Fields on Account Manager Page

Is it possible to make metadata fields "required" when they are applied to an account manager page. Even though in my Metadata Schema I have marked the fields as required when I create a new account or edit an existing account none of the required metadata fields need to be filled out.

This feature became available in 3.18.5 only. Here is the newsletter entry: http://matrix.squiz.net/developer/newsletter/192