Amends GS 116-239.9 regarding student admission and assignment in UNC laboratory schools. Adds to the qualifying criteria for attendance eligibility children of a laboratory school employee.

Authorizes a laboratory school which has not reached enrollment capacity in a program, class, grade level, or building by June 1 prior to the start of the school year to enroll children who reside in the local school administrative unit in which the school is located who do not meet the admissions criteria. Caps enrollment under this provision at 20% of the total capacity of the program, class, grade level, or building.

Adds a requirement for new laboratory schools to, within one year after beginning operation, make efforts to have the school's population reasonably reflect the racial, ethnic, and socioeconomic composition of the general population residing within the local unit in which the school is located.

Appropriates from the General Fund to the UNC Board of Governors $500,000 in additional recurring funds for the 2019-20 fiscal year to support the operation of UNC laboratory schools.

Effective July 1, 2019, and applies beginning with the 2019-20 school year.