profits and gains of business or profession

Sandesh Limited is engaged in providing telecommunication services in India. For this purpose it enters into an agreement on 1.4.2015 with the department of telecommunications Government of India. As per agreement Sandesh Limited is given a licence for providing telecommunication services in Karnataka for a period of 10 years from 1.4.2015. Licence fees are fixed at rupees 3060000 payable in 2 equal installments on 10.4.2015 and 10.4.2016. Assuming that the 2 instalments are paid by Sandesh Limited on due dates find out the admissible deduction under section 35 ABB for the previous year 2016-17. Business commenced during previous year 2015-16.