Filing of Income Tax return due date

Tejas shah (Sweeper) (163 Points)

08 November 2019  
Hiii Friends,

I was a Director of 6 pvt ltd co. in AY 2010-2011. Of them 3 of co.s were applicable for tax audit u/s 44AB.

I wish to know what should have been my due date of filing ITR form for that particular AY 2010- 2011???