Please be reminded that ECC and School 1 students must receive the flu vaccine by December 31, 2023. Students without proof of vaccine or a religious/medical exemption will not be able to return to school until the end of flu season (through March 31st)
N.J.A.C. 8:57-4.19 stipulates that children six months through 59 months of age attending any licensed childcare center, or preschool facility on or after September 1, 2008, shall annually receive at least one dose of influenza vaccine between September 1 and December 31 of each year.
You can find more information here Flu Vaccine FAQ