If a majority of the qualified voters voting thereon at such election shall vote in favor of the home rule charter, it shall be deemed to be ratified and shall become the organic law of such municipality or parish and any existing charter under which said local government may be operating shall be thereby superseded. One copy of the charter so ratified and approved shall be filed with the secretary of state, one with the clerk of court for the parish in which the municipality is located, and one in the archives of the local government or governments to remain as its permanent record.
La. R.S. § 33:1395.3