La. Revenue and Taxation § 47:2238.7
If after the notice of intent to take actual corporeal possession of property and to transfer ownership has been published in the official journal of the city of Monroe, but before the signing of the ex parte order of possession and transfer of ownership, the applicant or the potential purchaser declines to purchase the subject property, he shall be responsible for paying the cost of advertisement and any other costs associated with the preparation of the sale of the unredeemed property to him. The property shall revert to the status of adjudicated property, and the last known tax debtor shall be liable for the expenses of the sale, including advertising, taxes due, and other costs associated with the sale of the property.
La. Revenue and Taxation § 47:2238.7