La. Stat. tit. 23 § 640
Any and all amounts payable by employers under collective bargaining agreements with any labor organization for vacation, health and welfare, pension, apprenticeship and training, supplemental unemployment benefits, or any other fringe benefits considered as wages by the secretary in determining prevailing wage rates shall be considered and treated as wages due by employers under R.S. 23:631-23:639 and employers shall be obligated to pay the said amounts to the trust funds, trustees, or other obligees to whom such payments shall be due and owing in the same manner and subject to the same penalties for nonpayment and the same provisions as to collection and enforcement by the said obligees as apply to ordinary wages under R.S. 23:631-23:639.
La. R.S. § 23:640