You need to contact the state CNA registry. You can also wait to receive an application by mail which the state will send you 2-3 months prior to license expiration.
Your license is valid for 24 months from the date of your last licensure. If you have not worked as a Nurse Aide in over 24 months, you may be required to retake the Nurse Aide Certification Exam.
There is no fee to renew your CNA license in this state.