Association of Social Work Boards (ASWB)ASWB is the nonprofit organization composed of and owned by the social work regulatory boards and colleges of all 50 U.S. states, the District of Columbia, the U.S. Virgin Islands, Guam, the Northern Mariana Islands, and all 10 Canadian provinces. We are the only nonprofit organization dedicated to social work regulation. ASWB provides "information on the legal regulation of social work" throughout the U.S. and Canada, including state level information, and information on licensing exam schedules and preparation.