NSA and its affiliates represent more than 30,000 independent practitioners who provide accounting, tax, auditing, financial and estate planning, and management services to 19 million individuals and businesses. Most members are sole practitioners or partners in small- to medium-size accounting firms. NSA protects its members'​ right to practice and protects the public by requiring its members to adhere to a strict Code of Ethics. NSA's mission is to provide national leadership in the profession of accountancy and taxation through the advocacy of practice rights, and by the establishment and promotion of high standards in ethics, education, and professional excellence. For more information visit: www.nsacct.org