As a teacher's contract is with his / her school, formal notification of intention to retire must be given to the school at least three months prior to retirement.
Application for pension benefit must also be made by the teacher to the Department of Education and Science three months prior to intended retirement date. Application forms are available from the Department of Education and Science.
For more information see Department Circular 0045/2011
More detailed information is available in the Frequently Asked Questions section.