Certain government and civics courses; civics diploma seal of excellence; instruction on local government. Requires the Board of Education to include in the Standards of Learning for Virginia and United States Government for grade 12 and requires each school board to provide as a part of any Virginia and United States Government course or civic education course offered to students in grade 12 an explanation of the purpose, role, responsibility, and identity of local constitutional officers and local governing bodies, including city councils, town councils, boards of supervisors, and school boards. The bill also requires the Board to consider in its criteria for awarding a diploma seal for excellence in civics education and understanding of the state and federal constitutions and the democratic model of government the successful completion of government or civics courses that include instruction on the structures and functions of local government.