1. Member States shall, in cooperation with the Commission, take accompanying measures to encourage providers to take action on a voluntary basis in order to ensure the quality of service provision, in particular through use of one of the following methods:

(a) certification or assessment of their activities by independent or accredited bodies;

(b) drawing up their own quality charter or participation in quality charters or labels drawn up by professional bodies at Community level.

2. Member States shall ensure that information on the significance of certain labels and the criteria for applying labels and other quality marks relating to services can be easily accessed by providers and recipients.

3. Member States shall, in cooperation with the Commission, take accompanying measures to encourage professional bodies, as well as chambers of commerce and craft associationsand consumer associations, in their territory to cooperate at Community level in order to promote the quality of service provision, especially by making it easier to assess the competence of a provider.