; and (2) may not be used to provide authority for an item that has been denied authorization by Congress. (c) Effect on authorization amounts A transfer made from one account to another under the authority of this section shall be deemed to increase the amount authorized for the account to which the amount is transferred by an amount equal to the amount transferred. (d) Notice to Congress The Secretary shall promptly notify Congress of each transfer made under subsection (a). 1002. Calculations for payments into Department of Defense Military Retirement Fund using single level percentage of basic pay determined on Armed Force-wide rather than Armed Forces-wide basis Section 1465 of title 10, United States Code, is amended— (1) in subsection (c)(1), in the flush matter at the end of paragraph (1), by striking Such single level and inserting Except as otherwise provided in subsection (d), such single level ; (2) by redesignating subsections (d) and (e) as subsections (e) and (f), respectively; and (3) by inserting after subsection (c) the following new subsection (d): (d) (1) Notwithstanding subsection (c), in any actuarial valuation of Department of Defense military retirement and survivor benefits programs for purposes of a fiscal year beginning after fiscal year 2018— (A) the determination made pursuant to subsection (c)(1)(A) shall be a single level percentage of basic pay for active duty for each armed force (other than the Coast Guard) and for each of the Army National Guard and the Air National Guard for full-time National Guard duty (rather than the single level percentage of basic pay otherwise required by that subsection)