TATA Nano official online booking has opened and you need to pay the full amount for online booking which is Rs 95000 ( $1900), Rs 1,20,000 ($2400) and Rs 1,40,000 ($2800) for the three models TATA Nano, TATA Nano CX and TATA Nano LX respectively.
Please follow the link below for booking TATA Nano instantly. If you are the lucky one among first 1 lakh registrations, you will be notified after a lucky draw within 60 days (starting 25 Apr, the closing date of booking) of booking closing date. But you need to pay full amount to ensure you get in the line. Your amount will be refunded if you are not lucky(or you can choose to get in line for next set of cars).
http://tatanano.inservices.tatamotors.com/tatamotors/index.php?option=com_booking&task=step1
Though many people were expected to book a Nano, the numbers might come down thanks to the full payment option , they can also pay Rs 3000 through SBI,ICICI or other banks as mentioned in the site(by applying and qualifying for a loan).
“One TATA Nano for one PAN number” and PAN number is mandatory for ordering the car. The lucky ones mught need to wait for 6 months from now to get their own Nano.