As you are looking for important dates for Entrance Exam conducted by AIIMS Delhi for MBBS admission, so here I am providing following important dates:

AIIMS Delhi MBBS Entrance Exam Important Dates:
Entrance Examination 28th May, 2017 (Sunday)
Result Notification 14th June, 2017 (Wednesday)
1st Counselling 03rd, 04th, 05th & 06th July, 2017.(Monday-Thursday)
2nd Counselling 3rd August, 2017 (Thursday)
3rd Counselling 5th September, 2017 (Tuesday)
Open Counselling [If required] 27th September, 2017 (Tuesday)

I am providing important dates for other Entrance Exams conducted by AIIMS Delhi for all courses:

DM/M.Ch (3yrs.)/MD (Hospital Administration) July, 2017 Session
Entrance Examination (Stage I) 08th April, 2017 (Saturday)
Result Notification (Stage I) 13th April, 2017 (Thursday)
Departmental Assessment (Stage II) 24th, 25th & 26th April, 2017 (Monday-Wednesday)
Final Result Notification 28th April, 2017 (Friday)

Fellowship Programme July, 2017 Session
Entrance Examination (Stage I) 15th April, 2017 (Saturday)
Result Notification (Stage I) 20th April, 2017 (Thursday)
Departmental Assessment (Stage II) 27th & 28th April, 2017 (Thursday & Friday)
Final Result Notification 3rd May, 2017 (Wednesday)

AIIMS-PG (MD/MS/M.Ch (6 years) /DM(6 years)/MDS) July, 2017 Session
Entrance Examination 07th May, 2017 (Sunday)
Result Notification 13th May, 2017 (Saturday)
1st Counselling 5th June, 2017 (Monday)
2nd Counselling 13th June, 2017 (Tuesday)
Open Counselling 24thAugust, 2017 (Thursday)

Senior Resident/Senior Demonstrator Exam July, 2017 Session
Entrance Examination (Stage I) 04th June, 2017 (Sunday)
Result Notification 09th June, 2017 (Friday)
Interview (Stage II) 20th, 21th, 22th, 23th & 24th June, 2017 (Tue, Wed,
Thu , Friday & Saturday)
Final Result Notification 27th June, 2017 ( Tuesday)

B.Sc.(Hons.) Para-Medical Courses 2017
Entrance Examination 10th June, 2017 (Saturday)
Result Notification 20th June, 2017 (Tuesday)
1st Counselling 1st July, 2017 (Saturay)
2nd Counselling 11th July, 2017 (Tuesday)
Open Counselling 19th September, 2017 (Tuesday)

B.Sc. Nursing (Post - Basic) 2017
Entrance Examination (Stage I) 10th June, 2017 (Saturday)
Result Notification (Stage I) 20thJune, 2017(Tuesday)
Personnel Assessment (Stage II) 23rd June, 2017 (Friday)
Result Notification 28th June, 2017 (Wednesday)

B.Sc.( Hons.) Nursing 2016
B.Sc. (Hons.) Nursing 2017 18th June, 2017 (Sunday)
Result Notification 22nd June, 2017 (Thursday)
1st Counselling 18th , 19th & 20thJuly, 2017 (Tuesday-Thursday)
2nd Counselling 18th August, 2017 (Friday)
Open Counselling (for AIIMS, New Delhi only) If seats are vacant.
26th September, 2017 (Thursday)