Applicability of regulations — local regulations — special local rules prohibited

1. The provisions of this chapter and of other applicable laws of this state shall govern the operation, equipment, numbering and all other matters relating thereto whenever any watercraft shall be operated on the waters of this state, or when any activity regulated by this chapter shall take place thereon; but nothing in this chapter shall be construed to prevent the adoption of any ordinance or local law relating to operation and equipment of watercraft the provisions of which are identical to the provisions of this chapter, amendments thereto or regulations issued thereunder; except that the ordinances or local laws shall be operative only so long as and to the extent that they continue to be identical to provisions of this chapter, amendments thereto or regulations issued thereunder. 2. Any city or subdivision of this state may adopt special rules and regulations with reference to the operation of watercraft on any waters owned by the city or political subdivision. 3. The provisions of this chapter shall not apply to farm ponds not commercially operated for boating purposes. 4. No city or political subdivision of this state shall adopt special rules and regulations with reference to restricting the operation of personal watercraft on waters of this state.