2018 Templates :
Mar 21 2017 - https://knowledge.autodesk.com/support/autocad/downloads/caas/downloads/content/autocad-2018-templates.html?v=2018
2017 Templates:
May 03 2016 - https://knowledge.autodesk.com/support/autocad/downloads/caas/downloads/content/autocad-2017-templates.html?v=2017
2016 Templates:
Mar 20 2015 - https://knowledge.autodesk.com/support/autocad/downloads/caas/downloads/content/autocad-2016-templates.html?v=2016