Stt charges on any option expiring as itm ?

I Buy an otm option which expire as itm option.
I could not square-off that position,then whether
I have to exercise that option or not .And what is the stt charge whether if I exercise this option or
not

Hi @Rakeshkk,

You can find answers on the following link
NO MORE STT trap on exercised In the money options

Cheers,
Lindo