Taylor would NOT have been required to attend school this year. The compulsory age in Florida is SIX.
Taylor COULD have attended school this year but would not have been REQUIRED to.
So there is no reason to consider school starting as the cut off for her going missing, it wouldn't have been a factor until at least 2020.
June 5, 2019 at the preschool Graduation - November 6, 2019 should be the window until it's narrowed further.
https://www.jaxsheriff.org/Resources/parents-guardians.aspx
In addition to the curfew law, the City of Jacksonville abides by Florida State Statute 232.19 regarding truancy and the penalties regarding
the mandate for school attendance by children, ages six to 16 years of age. Parents and children are subject to penalties for truancy under this law.
https://hslda.org/content/hs101/FL.asp
Children must attend school or comply with the homeschool laws starting
in the school year that they turn 6 on or before February 1. They must remain in school until they turn 16 or until they graduate from high school.