Education Act 1998
School year, week, day.
25.— The Minister may, from time to time, following consultation with patrons, national associations of parents, recognised school management organisations and recognised trade unions and staff associations representing teachers, prescribe—
( a) the minimum number of days in a school year during which a school shall be open to receive students and provide them with instruction,
( b) the minimum number of hours of instruction in a school day or in a school week, and
( c) any matters related to the length of the school year, the school week or the school day and the organisation and structure of such year, week or day.