The countdown to the first day of school comes with a long to-do list, so D.C. schools are trying to make the transition easier with a new back‑to‑school checklist. The countdown to the first day of school comes with a long to-do list, so D.C. schools are trying to make the transition easier with a new back‑to‑school checklist. “It includes information about how to make doctor’s appointments, making sure your immunizations are in order.” Close to 100,000 students attend D.C.’s public schools and public charter schools. D.C. Public Schools’ 2026‑2027 immunization policy requires students from pre‑k3 to 11th grade to be up to date on their shots by December 7, 2026.