Any parish governing authority may contract for an aerial survey and mosaic map of its parish. This survey and map shall be drawn to scale and shall show range and township reference, township lines, section lines, and such other general information incidental and necessary to the survey and map as may be required by the parish governing authority and as is set out in the contract for the survey and mosaic map. Each section shall be completely numbered.
La. R.S. § 50:225