New CDC mask guidance leading to confusion, frustration for school administrators School districts mask rules may continue to change and differ from one another until local boards of health issue mask recommendations. Author: Brandon Simmons Updated: 6:45 PM EDT July 12, 2021 CLEVELAND — Just last week, the CDC issued new guidance for students and staff heading back to the classroom this fall, and already it’s leading to confusion for families and school districts. With summer vacation already half over, school administrators are laser-focused on the upcoming school year. And so is the CDC, it would seem, as the latest guidance prioritizes students learning in the classroom.