Hello Srinivasan,

Go to MCC website and click on link said FAQs.

Read No-12 & 32

There it is clearly mentioned that if you don’t report to the allotted colleges, you won’t be penalized due to free round and eligible for subsequent rounds.

Those who want to upgrade and keep first round allotment as a backup need to report to the allotted colleges to give consent for seat upgradation.