Hi Cynthia, unfortunately, you will not be able to renew your COE again. Car owners who have renewed their COE for 5 years will have to deregister their vehicle once those 5 years are up.

If you had renewed it for 10 years, you can renew it continuously once those 10 years are up.

More information can be found here: https://www.motorist.sg/article/23/a-car-owner-s-guide-to-coe-renewal-from-pqp-to-renewal-duration