SFCL.400 Sailplane flight examiner certificates
(a) General
An examiner shall only carry out skill tests, proficiency checks or assessments of competence in accordance with this Annex if he or she:
(1) holds:
(i) an SPL including privileges, ratings and certificates for which he or she is authorised to conduct skill tests, proficiency checks or assessments of competence, and the privileges to instruct for them;
(ii) an FE(S) certificate including privileges appropriate to the skill test, proficiency check or assessment of competence conducted, issued in accordance with this Subpart;
(2) is entitled to act as PIC in a sailplane during the skill test, proficiency check or assessment of competence.
(b) Examinations conducted outside the territory of the United Kingdom
(1) By way of derogation from paragraph (a)(1), in the case of skills tests and proficiency checks performed outside the United Kingdom, the CAA shall issue an examiner certificate to an applicant who holds a sailplane pilot licence that is compliant with Annex 1 to the Chicago Convention, provided that the applicant:
(i) holds at least a licence including, where relevant, privileges, ratings or certificates equivalent to those for which he or she is authorised to conduct skill tests or proficiency checks;
(ii) complies with the requirements established in this Subpart for the issue of the relevant examiner certificate;
(iii) demonstrates to the CAA an adequate level of knowledge of United Kingdom aviation safety rules to be able to exercise the examiner privileges in accordance with this Annex.
(2) The certificate referred to in paragraph (1) shall be limited to performing skill tests and proficiency checks:
(i) outside the United Kingdom ; and
(ii) to a pilot who has sufficient knowledge of the language in which the test/check is provided.