capital gains tax

ca cs akansha juneja (Practising Chrartered Accountant)   (66 Points)

11 January 2019  
Firm had a leased hold land for 99 years on which it constructed a shed in year 2003 amounting Rs 120000/- ..in year 2018 the shed was sold for 1200000/- when it's depreciated value was Nil in books of account .. how much capital gain tax would be attracted??