October
http://www.topikguide.com/wp-content/uploads/2016/07/48th-TOPIK-October-2016-Overseas-registration-details-2016년도-한국어능력시험-국외-접수기간-안내.pdf
November
http://www.topikguide.com/wp-content/uploads/2016/08/49th-TOPIK-November-2016-Overseas-registration-details.pdf
Best of luck to you all!
A vikian says this exam works like you take the exam and they grade you 1-3 or 4-6. Like AP or A-level exams.