(A) The commission may make recommendations to the counties applicable to Lake Wateree and its shoreline area concerning all matters relating to or affecting the use of Lake Wateree. These recommendations may not conflict with or supersede provisions of general or special acts or of regulations of state agencies promulgated pursuant to the authority of general law. A recommendation may be adopted and enacted by the three counties pursuant to joint ordinance.

(B) The joint ordinance must specify the penalty for violation of an enactment.

(C) An enactment pursuant to this section takes effect upon passage or upon the dates stipulated in the joint ordinance, except that an enactment may not be enforced unless adequate notice of it has been posted in or on Lake Wateree or its shoreline area. Adequate notice as to an enactment affecting only a particular location may be by a sign, uniform waterway marker, posted notice, or other effective method of communicating the essential provisions of the enactment in the immediate vicinity of the location in question. If an enactment applies generally as to Lake Wateree or its shoreline area, or both, notices, signs, or markers communicating the essential provisions must be posted in high traffic areas at least three different, conspicuous places throughout the area, and notice printed in a newspaper of general circulation in the three counties.

(D) A copy of each ordinance pursuant to this section must be filed by the commission with the following persons:

(1) the Secretary of State of South Carolina;

(2) the clerk of court of each of the three counties;

(3) the director of the department.

(E) An official designated in subsection (D) may issue a certified copy of an ordinance filed with him under the seal of his office. A certified copy may be received in evidence in any proceeding.