; and (II) after receiving a complete certification of employment— (aa) carry out the requirements of paragraph (2); and (bb) inform the borrower of the number of qualifying monthly payments made on the component loans before consolidation that shall be deemed, in accordance with paragraph (2)(D), to be qualifying monthly payments made on the Federal Direct Consolidation Loan. (B) Hold harmless The Secretary may not change or otherwise rescind a calculation made under paragraph (2)(D) after informing the borrower of the results of such calculation under subparagraph (A)(ii)(II)(bb). (2) Process to determine qualifying payments for purposes of PSLF Upon receipt of a complete certification of employment under paragraph (1)(A)(ii)(II) of a borrower who receives a Federal Direct Consolidation Loan described in paragraph (1)(A), the Secretary shall— (A) review the borrower’s payment history to identify each component loan of such Federal Direct Consolidation Loan; (B) for each such component loan— (i) calculate the weighted factor of the component loan, which shall be the factor that represents the portion of such Federal Direct Consolidation Loan that is attributable to such component loan; and (ii) determine the number of qualifying monthly payments made on such component loan before consolidation; (C) calculate the number of qualifying monthly payments determined under subparagraph (B)(ii) with respect to a component loan that shall be deemed as qualifying monthly payments made on the Federal Direct Consolidation Loan by multiplying— (i) the weighted factor of such component loan as determined under subparagraph (B)(i), by (ii) the number of qualifying monthly payments made on such component loan as determined under subparagraph (B)(ii)