by the United States government

“ Notwithstanding any other provision of this section, a class that is not impaired under a plan, and each holder of a claim or interest of such class, are conclusively presumed to have accepted the plan, and solicitation of acceptances with respect to such class from the holders of claims or interests of such class is not required. ”

“ The holder of a claim or interest allowed under section 502 of this title may accept or reject a plan. If the United States is a creditor or equity security holder, the Secretary of the Treasury may accept or reject the plan on behalf of the United States. ”