If a district is composed of territory wholly within one parish, the governing authority of that parish is the governing authority of the district. If a district is composed of territory partly within two or more parishes, the governing authorities of those parishes in joint session constitute the governing authority of the district.
La. R.S. 48:583
Governing body of district
Official source: Louisiana State Legislature. Reproduced from public-domain Louisiana statutes; confirm against the official source for the current text. Not legal advice.