Exercise of general professional duties (Regulation 5)
A teacher who is not a principal shall carry out the professional duties of a teacher as circumstances may require:
If he/she is employed as a teacher in a school under the reasonable direction of the principal of that school.
If he/she is employed by a board on terms under which he is not assigned to any one school, under the reasonable direction of that board and of the principal of any school in which he/she may for the time being be required to work as a teacher.
Exercise of particular duties: A teacher employed in a school shall perform, in accordance with any directions reasonably given by the principal from time to time, such particular duties as may reasonably be assigned to him/her.
A teacher to whom paragraph 1(b) refers shall perform, in accordance ...