The Colorado Department of Education (CDE) provides leadership, resources, support, and accountability to the states 184 school districts, 1,886 schools, over 53,000 teachers, and over 3,200 administrators to help them build capacity to meet the needs of the states approximately 905,000 public school students. If you appeal, your appeal must be submitted in writing on the official appeal form, signed by you or your representative, and received at the following address within 10 days of your receipt of notice or knowledge of the action: Colorado State Personnel Board/State Personnel Director, Attn: Appeals Processing, 1525 Sherman Street, 4th Floor, Denver, CO 80203.