The scope of service provided by professional accountants is influenced by legislation and case law as well as the dictates of a variety of government and private sector agencies; including State Boards of Accountancy, Academic Accreditation Bodies, the United States Securities and Exchange Commission, independent standard setting bodies such as the Federal Accounting Standards Advisory Board [US], the Financial Accounting Standards Board [US], and self-regulatory organizations such as State Societies of CPAs and the American Institute of Certified Public Accountants. There are equivalent and.