Enter Nurse Aide Registry as “Profession” and Certified Nurse Aide as “License Type” Enter the first and last name and/or the certification number (e.g. CNA-12345) into the search box labeled “License Number” Click the search button; Obtain a List of All Certified Nurse Aides. Go to the License Verification site. You do not need a. Whether you are researching your best options for entry into the healthcare industry, or ready to start the journey towards becoming a Certified Nursing Assistant, licensure can help. Our website can guide you to state-approved CNA programs, through the steps of obtaining your CNA license, and what to do to maintain a valid license. If your CNA license is current, renewing does not cost anything. Below are detailed instructions to renew: First go to Texas Nurse Aide Registry and verify your license is still active.