; (iii) if the recipient has other loans under part D, apply any payments made for the Federal Direct Unsubsidized Stafford Loan under part D during such period to those other loans under part D; (iv) if the recipient does not have other loans under part D, reimburse the recipient for any amounts paid on the Federal Direct Unsubsidized Stafford Loan under part D during such period; and (v) use the additional information provided under subparagraph (A) to determine the progress the recipient has made in meeting the service obligation. (C) Extension of time to complete service obligation In the case of a recipient whose grant under this subpart was reinstated in accordance with subparagraph (B) prior to December 31, 2018, the Secretary may extend the time remaining for the recipient to fulfill the service obligation for a period of time equal to the time that recipient had remaining to fulfill the service obligation at the time that grant was originally converted into a Federal Direct Unsubsidized Stafford Loan under part D of title IV in accordance with paragraph (1). (D) Rule of construction Nothing in this paragraph shall be construed to mean that the service obligation under this subpart is waived. ; and (3) in subsection (d), by adding at the end the following: (3) Communication with recipients The Secretary shall ensure that each servicer for grants under this subpart notifies TEACH grant recipients by October 5 of each year regarding how to submit documentation regarding the grants under this subpart and the October 31 deadline established under subsection (b)(1)(D). .