§ Other assets to be transferred at option of the Board or of owners subject to arbitration in case of objection.
§ (2) Where an option is exercised for the vesting in the Board of an interest in property falling within this paragraph, activities for which that property is exclusively or mainly used by the colliery concern or its class A or class B subsidiary, or for which that interest is exclusively or mainly owned, shall be treated for the purposes of paragraphs 3 to 8 of this Schedule as if those activities had been colliery production activities.