The Contact Committee established in accordance with Article 52 of Directive 78/660/EEC shall, when meeting as constituted appropriately, also have the following functions:
(a) to facilitate, without prejudice to Articles 169 and 170 of the Treaty, harmonized application of this Directive through regular meetings dealing in particular with practical problems arising in connection with its application;
(b) to advise the Commission, if necessary, on additions or amendments to this Directive.