Policies for CENP & CNML Certification Breadcrumb Home Credentialing Center The CNML & CENP Certification contains policies pertaining to confidentiality, recertification, disciplinary, complaints and appeals. Key Resources AONL Certification Confidential Agreement AONL Certification Recertification Policy AONL Certification Disciplinary, Complaints, & Appeals Policy AONL Credentialing Center Examination Administration Retaking AONL CNML and CENP Certification Exam Policy Certifications Leadership Nurses