The Spanish Constitution. Section 51.2

• The public authorities shall promote the information and education of consumers and users, they shall encourage their associations, and hear said associations on questions that might affect said consumers and users under the terms required by the law.           

Legislative Royal Decree 1/2007, passed in Spain on 16th November 2007, approving the consolidated text of the General Law for the Defence of Consumers and Users and other complementary laws. Section 8

• Fundamental rights of consumers and users are:(…) e) Prior consultation, participation in the procedure of drafting general legal provisions that affect them directly and the representation of their interests, through the legally incorporated associations, groupings, federations or confederations of consumers and users.