The Office of the State Superintendent of Education (OSSE), formerly known as the State Education Office (SEO), is a high-performing, transparent agency that sets proactive policies, exercises vigilant oversight, and directs resources that guarantee residents educated in the District of Columbia are among the highest performers in the nation; fully prepared for successful postsecondary learning and employment in the creative economy. The OSSE launched its official name change on June 12, 2007, and was created by the District of Columbia Public Education Reform Act of 2007 (DC Act 17-38).

As the State Education Agency for DC, the OSSE sets statewide policies, provides resources and support, and exercises accountability for ALL public education in DC.