(a) A self-elevating unit must be specially examined in accordance with a plan- (1) Submitted in accordance with paragraph (b) of this section; and (2) Approved by the Commandant (CG-CVC). (b) To meet the requirements in paragraph (a) of this section, the owner or operator of the unit must submit a plan to the Commandant (CG-CVC) that provides for- (1) Examination of the unit's hull while it is in the elevated position; and (2) Examination of the supporting mat, spud cans, or footings while the unit