51.-(1) No pension or gratuity shall be granted to any teacher except on his retirement from the service in any one of the following cases-
(a)on or after attaining the age of εξήκοντα ετών, or in any case in which the Governor, under the provisions of this Law, may require or permit a teacher to retire on or after attaining the age of πεντήκοντα πέντε ετών, on being required or permitted so to retire;
(b) on medical evidence to the satisfaction του Υπουργού Παιδείας και Πολιτισμού, that he is incapable by reason of some infirmity of mind or body of discharging his duties as teacher and that such infirmity is likely to be permanent;
(c) on compulsory retirement for the purpose of facilitating improvement in the organization of elementary schools by which greater efficiency or economy may be effected;
(d) on the abolition of his post;
(e) in the case of termination of employment in the public interest as in subsection (2) hereof provided;
(στ) όταν εν τω δημοσίω συμφέροντι η αφυπηρέτησις αυτού καθίσταται αναγκαία ίνα ούτος αναλάβη δημόσιον λειτούργημα ασυμβίβαστον προς το αξίωμα ή την θέσιν ην κατέχει εν τη δημοσία εκπαιδευτική υπηρεσία~
(ζ) οσάκις εν τω δημοσίω συμφέροντι η αφυπηρέτησις αυτού γίνεται ίνα ούτος διορισθή εις οργανισμόν ως προνοείται εν τω άρθρω 51Β~
(η) εις περίπτωσιν οικειοθελούς προώρου αφυπηρετήσεως ως προνοείται εν τω άρθρω 51Γ.
(2) Where a teacher’s service is terminated υπό του Υπουργικού Συμβουλίου on the ground that, having regard to the conditions of the service, the usefulness of the teacher thereto and all the other circumstances of the case, such termination is desirable in the public interest, and a pension, gratuity or other allowance cannot otherwise be granted to him under the provisions of this Law, το Υπουργικόν Συμβούλιον may, if he thinks fit, grant such pension, gratuity or other allowance as he thinks just and proper, not exceeding in amount that for which the teacher would be eligible if he retired from the service in the circumstances described in paragraph (b) of subsection (1) of this section.