http://www.thefa.com/home/news/2017/may/18/fa-to-punish-simulation-retrospectively-180517
So the review only applies if the dive leads to a penalty or a sending off... but it's a start.
Quote:
Where there is clear and overwhelming evidence to suggest a match official has been deceived by an act of simulation, and as a direct result, the offending player's team has been awarded a penalty and/or an opposing player has been dismissed, The FA will be able to act retrospectively under its Fast Track system.
So the review only applies if the dive leads to a penalty or a sending off... but it's a start.