As you asking here I am telling AIMA MAT September online registration process will be start from 1st week of July 2016, here is all key dates related to this exam :

Key dates :

Online Registration starts from 1st week of July 2016
Late Date for Online Filling-up/ Purchase of Form 20 Aug 2016
Last Date for submission of completed printout of Registration
at AIMA, New Delhi 23 Aug 2016
Download admit card 27 Aug 2016
Paper based test 04 Sep 2016
Computer based test 10 Sep 2016

Fee
Application fee is Rs. 1200/- for MAT Registration.
This amount can be paid via
Credit card / Debit card, or
through Net Banking, or
through Demand Draft.
If card / netbanking / DD is not a feasible option, candidate can obtain OMR Registration form with MAT bulletin against cash from AIMA, New Delhi.

Eligibility for write this exam
Graduates in any discipline.
Final year students of Graduate Courses can also apply

Address
All India Management Association
Management House
14, Institutional Area, Lodhi Road, New Delhi 110003, India
Telephone:
011 - 24645100 / 011 - 24617354 / 011 - 43128100
Fax: 011- 24626689