Those who are eligible to take the exam MUST: Hold a current RN or APRN license – You must submit the copy of the license with your application. Have a bachelor’s degree or higher. Have successfully graduated from an accredited Wound, Ostomy, Continence Education program within the last five years, or you will have completed at least 50 credits along with 1500 clinical hours. For retaking candidates: You must be a current licensed RN. There is a 30-day waiting period before you are able to take the test again. Submit your completed application along with the application fee. For recertifying candidates: You must currently be certified by the WOCNBC in the specialty you are applying for. Hold a current license as a registered nurse. Submit fees with your application.