The survey with plat, made and returned to the Secretary of State, shall be filed in his office, and entry of filing shall be made thereon; but the survey and plat shall not be recorded within the space of 30 days from the date of its reception in such office, for the purpose of allowing the authorities of either county dissatisfied therewith to file a protest or exceptions thereto within that time.
OCGA § 36-3-23