The Scientific Technical Committee of Bio-Natural Disciplines (C.T.S. D.B.N.) born in application of the Regional Law 2/2005 is made up of representatives of all the Training Organisation and Associations of Operators who in recent years have worked to spread the culture and methods of various D.B.N. in the Lombardy Region and in the rest of the country. In particular, the law identifies the Operators in the D.B.N., their Associations, their Training Bodies as creators of the content of merit of the provision itself.