La. R.S. 28:723

The compact administrator is hereby authorized and empowered to enter into supplementary agreement with appropriate officials of other states pursuant to Articles VII and XI of the compact. In the event that such supplementary agreements shall require or contemplate the use of any institution or facility of this state or require or contemplate the provision of any service by this state, no such agreement shall have force or effect until approved by the head of the division or agency under whose jurisdiction said institution or facility is operated or whose division or agency will be charged with the rendering of such service.