CFI PTS Updated 6-17-2016
The FAA has published an updated PTS for Flight Instructor Certification on June 16, 2016. The recent changes were to update document language to refer to Airman Certification Standards for applicable ratings and certificates a CFI would train applicants.
Click Here for the PTS CFI FAA-S-8081-6D Change 5
It can also be found in the documents library for examiners on this website in pdf form.