Duty to appraise
4.—(1) It is the duty of the governing body and head teacher of a school to exercise their functions under these Regulations with a view to securing that the performance of school teachers and head teachers in discharging their duties at the school is regularly appraised in accordance with these Regulations.
(2) In the case of a school teacher or head teacher employed at two schools, his or her performance at both schools must be appraised and accordingly “school” in paragraph (1) is to be read as referring to both schools.