La. Stat. tit. 9 § 2782.1
Whenever a check is dishonored for nonsufficient funds and is returned to anyone who accepted the check from the original maker of the check in exchange for anything of value, the person holding the unpaid check may publicly post the check or a photograph of the maker of the check on the business premises that received the check after six months has elapsed from the date the check was returned dishonored if the check has remained unpaid and the holder of the unpaid check has mailed notice to the maker of the check at the address on the check by registered mail not more than ten days before the elapse of the sixty days that the check remains unpaid and that a copy of the check or a photograph of the maker will be publicly posted on the business premises that received the check.
La. R.S. § 9:2782.1