La. Stat. tit. 39 § 620
When any such petition is proposed to be filed in, or any such plan of readjustment has been confirmed by, any court of the United States, the subdivision, public board or corporation, parish, municipality, or taxing district, shall, before it files the petition or takes any action necessary to carry out any confirmed plan, furnish a certified copy of the petition, or of the decree of confirmation, to the governor and the Attorney General and the petition shall not be filed, nor shall the plan of readjustment be carried out unless approved by both of them.
In their discretion the governor or the Attorney General may approve or disapprove the petition or plan, and if the petition or plan is disapproved by either the governor or the Attorney General, the subdivision, public board or corporation, parish, municipality or taxing district, may not file the petition, or take any action to carry out the plan of readjustment so confirmed.
La. R.S. § 39:620