A telecommunications modernization plan approved under subparagraph (A) may not subsequently be disapproved. Notwithstanding paragraphs (1)(A)(iii) and (2)(A)(iii), and section
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(b)(4)(C) of this title, the Secretary and the Governor of the telephone bank may make a loan to a borrower serving a State that does not have a telecommunication modernization plan approved by the Secretary if the loan is made less than 1 year after the Secretary has adopted final regulations implementing this paragraph.