Getting Apostille from Chennai Consulate?

[jagawins]

Has anyone received Notary Apostille document services from Chennai US Consulate? If so can you Pls. explain me the process involved?
I require Apostille document service (for passport) for my mother inorder to apply for her ITIN. Can we go directly to US Chennai Consulate and apply?

[jagawins]

My mother received the Apostille from Chennai Consulate yesterday. She paid 30$ for the service and was done without any appointments.