The Secretary amends the regulations that govern the Professional Development (PD) program, authorized under title VI of the Elementary and Secondary Education Act of 1965, as amended (ESEA), to implement changes to title VI resulting from the enactment of the Every Student Succeeds Act (ESSA). These final regulations update, clarify, and improve the current regulations. These regulations pertain to Catalog of Federal Domestic Assistance (CFDA) number 84.299B.