User blog comment:J Fan/Pirates 5 - Sequel News Rundown (Revised)/@comment-2191897-20131105190226/@comment-1984959-20131105215017

I did include Fall 2014 into question. As I wrote in the blog above...
 * Some say production will begin later this year, early next year, during the summer or a little later next year..."

But really, everything regarding a date in which production starts is purely speculative, unless of course this comes straight from those involved in the film.