Following top IIMs have convened CAT exams in last 5 years:
| CAT exam year | CAT convening IIM |
| 2018 | Ye to be announced |
| 2017 | IIM Lucknow |
| 2016 | IIM Bangalore |
| 2015 | IIM Ahmedabad |
| 2014 | IIM Indore |
| 2013 | IIM Indore |
Since 2014, CAT exam has been conducted in single day two sessions. Usually, the registration of CAT starts in the month of August and the exam is conducted in November. Considering the previous years, exam schedule following may be the expected schedule of CAT 2018 exam.
CAT 2018 Important expected schedule
| Notification release date | Last week of July 2018 |
| Registration commencement | Second week of August 2018 |
| Last date for Online Registration | Third week of September 2018 |
| Issue of Admit Card | Third week of October 2018 |
| CAT 2018 Exam date | Third week of November 2018 |
| Result Announcement | January 2019 |
CAT 2018 Exam-Pattern
| Sections | No. of Non- MCQ Questions | No. of MCQ Questions | Total Questions in each Section | Total Time Allotted |
| Verbal Ability & Reading Comprehension (VARC) | 10 | 24 | 34 | 60 |
| Quantitative Ability (QA) | 7 | 27 | 34 | 60 |
| Data Interpretation & Logical Reasoning (DILR) | 8 | 24 | 32 | 60 |
| Total | 25 | 75 | 100 | 180 |