It will be amendment of RC. There is a procedure-- apply online through ACES site after logging in. Submite printed copies of required documents to Superintendent.
To amend ST-1, go to REG menu :
1. Under the REG menu, select Amend Registration submenu.
2. Form ST-1 will appear for amendment.
3. Amend the form ST-1 as desired and click the button Save & Continue.
4. The amended ST-1 will appear on the screen.
5. Check the details and takeout the printout of the same.
6. After taking out the printout, Click the submit button to save and submit the amendment.
7. On successful submission of amendment request, the response page will appear confirming the acknowledgement.
8. Take out the printout of acknowledgement.
9. Hard copy of the amended ST-1 together with proof of change should be submitted before the jurisdictional officer.