Immunization Requirements for 7th Grade Entry Effective with 2024–2025 school year (then an additional grade is added each year thereafter), in addition to compliance with all other immunization requirements, children entering, attending, or transferring to the seventh grade in Florida schools must complete the following: One Tetanus-diphtheria-acellular pertussis (Tdap) Questions please email Sharon Bauersfeld-Kolodz sbauersf@pasco.k12.fl.us