1. A contact committee (hereinafter referred to as 'the Committee') shall be set up under the aegis of the Commission. Its function shall be:
(a) without prejudice to Articles 169 and 170 of the Treaty, to facilitate harmonized implementation of this Directive through regular consultation on any practical problems arising from its application and on which exchanges of view are deemed useful;
(b) to facilitate consultation between the Member States on the more stringent or additional conditions and obligations which they may lay down at national level;
(c) to advise the Commission, if necessary, on any supplements or amendments to be made to this Directive or on any adjustments deemed necessary, in particular to harmonize the effects of Article 12;
(d) to examine whether a profession or a category of undertaking should be included in the scope of Article 12 where it has been established that such profession or category of undertaking has been used in a Member State for money launde