The+clauses+skills+inserted+in the+constitutive acts,+in the+statutes+or+in the+regulations+of+associations+or+federations+not+require+a+specific+approval+per+i Written,+Ai+senses+of art.+1341+Cod.+civ.,+from the+moment+that+the+their+efficacy+does not descend+from+acceptance+of+conditions+general+contract+predisposed+unilateralm Authority+from+one+of the+contractors,+ma+by adhesion+to the association,+the+which,+assuming+a+commonality+interest+and+of+resources,+aimed+at+achievement+of the+purposes+ provided for+by the+constitutive act,+excludes+the+possibility+to identify+a+contractor+more+weak,+deserving+of the+particular+protection+insured+by the+aforementioned+provision.