281.46—Relinquishment of leases or parts of leases.
        
        (a) 
         A lease or any part thereof may be surrendered by the record title holder by filing a written relinquishment with the Director. A relinquishment shall take effect on the date it is filed subject to the continued obligation of the lessee and the surety to:
    
    
    
        
        (2) 
         Abandon all operations, remove all facilities, and clear the land to be relinquished to the satisfaction of the Director.
    
    
        
        (b) 
         Upon relinquishment of a lease, the data and information submitted under the lease will no longer be held confidential and will be available to the public.