How to take opening balances when accounting for past years is not maintained...???

Santosh Nalawade (Practice) (355 Points)

10 February 2016  
I m going to do accounting for my client for f.y. 2015-16. he is doing business since last 10 years. but he didn't maintained books of accounts till date. Please guide how can I take opening balances of assets and capital as on 01/04/2015.