# The Teachers' Pensions Regulations 1997, Paragraph 21


Teacher, supervisor or youth worker employed by the Ministry of Defence in service with the armed forces of the Crown or for purposes connected with the armed forces, unless—
(a) the Principal Civil Service Pension Scheme applies to him, or
(b) he was engaged outside the United Kingdom and had not previously been in other pensionable employment.

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Source: https://www.legislation.gov.uk/uksi/1997/3001/schedule/2/paragraph/21 (the official version)
Page: https://openlegislation.uk/teachers-pensions-regulations-1997/schedule-2/paragraph-21
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.