Local Administration of Vessel Restrictions; Authorizes counties & municipalities to adopt ordinances authorizing code enforcement officers to administer enforcement of certain provisions relating to vessels at risk of becoming derelict & long-term anchoring permit requirements, respectively; provides that such ordinances may not take effect until reviewed & approved by FWCC; requires FWCC to adopt rules; revises exemption from anchoring limitation area requirements for certain vessels; authorizes municipalities & counties to adopt ordinances to extend boating-restricted areas under certain conditions; requires boundaries of such areas to be clearly marked with specified markers.