Transition Year (TY) () is an optional one-year programme that can be taken in the year after the Junior Certificate in Ireland and is intended to make the senior cycle a three-year programme encompassing both Transition Year and Leaving Certificate.<ref name="M31/93">Circular M31/93, Department of Education, Ireland, 1993</ref> Transition Year was created as a result of the Programme for Economic and Social Progress which called for a six-year cycle of post-primary education.