Sch 3 para 8
(1) Each approved body must inform the Secretary of State concerning the Type examination certificates and/or any additions thereto which it has issued or withdrawn, and must, periodically or upon request, make available to the Secretary of State the list of such certificates and/or any additions thereto refused, suspended or otherwise restricted. (2) Each approved body must inform the other approved bodies concerning the EU-type examination certificates and/or any additions thereto which it has refused, withdrawn, suspended or otherwise restricted, and, upon request, concerning such certificates and/or additions thereto which it has issued. (3) Each approved body must inform the Secretary of State and the other approved bodies of Type examination certificates it has issued and/or additions thereto in those cases where designated standards ... have not been applied or not been fully applied. The Secretary of State and the other approved bodies may, on request, obtain a copy of the Type examination certificates and/or additions thereto. On request, the Secretary of State may obtain a copy of the technical documentation and the results of the examinations carried out by the approved body. The approved body must keep a copy of the Type examination certificate, its annexes and additions, as well as the technical file including the documentation submitted by the manufacturer for 10 years after the radio equipment has been assessed or until the expiry of the validity of that certificate.