The National Architectural Accrediting Board (NAAB), established in 1940, is the oldest accrediting agency for architectural education in the United States. The NAAB accredits professional degrees in architecture offered by institutions with U.S. regional accreditation. Currently, there are 153 accredited programs offered by 123 institutions. The NAAB develops standards and procedures appropriate for the education of architects. These standards are developed by architectural educators, practitioners, regulators, and students.