Do you  know any of common changes to the IRP registration?
No, I do not know any of the changes.
Do you need to make changes to your IRP registration?
Yes, I need to make some changes to my IRP registration.
You would need to complete Schedule A&C and need to provide proof of identity and proof of ownership when making these changes.
Can I make changes by mail?
Yes, all you need to do is follow the instructions on Schedule A&C.
Do I need to provide proof of ownership for all vehicle requests?
Yes, you would need to provide proof of ownership for all added vehicle requests.
What if I will need to make changes to information on my IRP registration that is on my title certificate also?