Your should receive new scheduling permit
When you extend your eligibility period you should receive a new scheduling permit with new CIN and scheduling ID.
You can then use these new numbers at the Prometric website to choose a date in your new eligibility period.
When the new scheduling permit is available in your account the ECFMG will send you a notification email.
You don't need to re-verify your status or fill new forms for the purpose of extension unless your status changed from student to graduate.
When you extend your eligibility period you should receive a new scheduling permit with new CIN and scheduling ID.
You can then use these new numbers at the Prometric website to choose a date in your new eligibility period.
When the new scheduling permit is available in your account the ECFMG will send you a notification email.
You don't need to re-verify your status or fill new forms for the purpose of extension unless your status changed from student to graduate.