La. Civ. Code art. 683
Current with changes from the 2024 legislative session effective on or before 7/1/2024, from Acts 2,3, 6-535, and 580-647
The neighbor who does not contribute to the raising of the common wall may at any time cause the raised part to become common by paying to its owner one-half of its current value.
La. C.C. § 683