Article 2U.K.
A licence or certificate shall not be required and may not be presented in respect of products:
(a)
which are not placed in free circulation within the Community; or
(b)
in respect of which export is effected:
(i)
under a customs procedure which allows import free of the relevant customs duties or charges having equivalent effect, or
(ii)
under special arrangements which allow export free of export duties, as referred to in Article 129 of Regulation (EEC) No 2913/92.