By state law he is exempt from compulsory school attendance this year. (firstthings.com)
The District of Columbia Compulsory School Attendance Law 8 - 247 and DC Municipal Regulations Title V Ch. (dcps.dc.gov)
Adult / continuing education — A program of instruction provided by an adult / continuing education instructional organization for adults and youth beyond the age of compulsory school attendance including basic education and English literacy, English for speakers of other languages, civics education, GED testing services, adult secondary education and Individualized Student Alternative Education Plan (ISAEP) programs. (doe.virginia.gov)