For the school year commencing July 1, 2024, and each school year thereafter, each local and regional board of education shall annually approve and provide professional development programs or activities for all school nurses and nurse practitioners appointed by or under contract with such board. Each board shall provide such professional development programs or activities related to training and instruction in the implementation of individualized education programs and plans pursuant to Section 504 of the Rehabilitation Act of 1973, as amended from time to time, to any new school nurse or nurse practitioner not later than thirty days after such school nurse or nurse practitioner has been appointed by or entered into a contract with such board.