<TI><P>Opinion of the Advocate General</P></TI>Mr Advocate General Lenz delivered his Opinion on 12 December 1989.Original language: German.
He concluded by proposing that the Court should reply as follows to the question submitted to it for a preliminary ruling by the cour du travail, Mons:
It follows from Article l(r) of Regulation No 3 and Article l(r) of Regulation (EEC) No 1408/71 that the periods which may be treated as periods of insurance are determined solely by reference to domestic legislation.