At the end of Part I of Schedule 2 to the principal Regulations there shall be inserted the following paragraph:
Temporary teachers
(3A)
(1) Subject to sub-paragraph (2) below, an unqualified teacher may be employed at a school (other than a pupil referral unit) if—
(a) he is recognised as a trained teacher by the competent authority in any country outside the United Kingdom, and
(b) he is employed in any one post at a school (whether by reason of the absence of the holder of that post or otherwise) for periods which do not exceed four months in total.
(2) This paragraph shall not apply in the case of an unqualified teacher after the expiry of a period of two years commencing with the day on which he is first employed as a teacher at a school.