Revised physical distancing recommendations to reflect at least 3 feet between students in classrooms and provide clearer guidance when a greater distance (such as 6 feet) is recommended.

• Clarified that ventilation is a component of strategies to clean and maintain healthy facilities.
• Removed recommendation for physical barriers.
• Clarified the role of community transmission levels in decision-making.
• Added guidance on interventions when clusters occur.

Link to additional CDC guidance changes and updates