No association organized hereunder shall be deemed to be in violation of the anti-trust statutes of this state, a combination in restraint of trade, or an illegal monopoly; nor in an attempt to lessen competition or fix prices arbitrarily; nor shall the marketing contracts or agreements between the association and its members or any agreement authorized by this Part be considered illegal, in restraint of trade, or in violation of the anti-trust statutes of this state.
La. R.S. § 3:146