Louisiana Revised Statutes Tit. 22, § 980. Additional sources; required coverage

A. (1) Notwithstanding any other provision of law, no hospital, health, or medical expense insurance policy, hospital or medical services contract, employee welfare benefit plan, health and accident insurance policy, or any other insurance contract of this type, including a group insurance or self-insurance plan, shall prohibit the receipt of payment under another such policy for any health care service covered under such other policy, provided that a policy may state that:

(2) In no event shall the combined payment under multiple policies and federal or state government plans exceed one hundred percent of the charge for the provided health care service.