Hey, Do not worry about this if you have done your payment. Because there are some technical issues regarding NATA site. You can check again your payment status by log in again.

To know more application form, refer the below link-

https://engineering.careers360.com/articles/nata-application-form

Never panic, you can call the prescribed number of the organizing institution and can lodge the complain. keep the copy of the mail received when the payment was completed you can also reserve the sms received of the payment for further instruction.

https://www.dqlabs.in/contact-dq

go to the above link and call the concerned area's office for further guidance. I

am very much sure that it will be sorted out efficiently.

all the best