When Wizards unveiled the new Path to the Pro Tour, certain parts of the community spoke up about their perception that stores would bias their events towards Standard. These concerns were heard an in an announcement today Helene Bergeot laid out the new structure for Preliminary Pro Tour Qualifiers.
For events taking place between June 6th and August 16th, stores will be able to offer either Sealed PPTQs or Constructed events that use the same format as the Pro Tour being fed by that round of qualifiers. For the season this takes effect that format is Modern, qualifying for Regional Pro Tour Qualifiers that sync up with the first Pro Tour of 2016.