quarters without 30 days prior notification, or 14 days for a notification provided in an electronic medium pursuant to sections 480 and 2883 of title 10, United States Code, to the Committees on Appropriations of both Houses of Congress, except that an after-the-fact notification shall be submitted if the limitation is exceeded solely due to costs associated with environmental remediation that could not be reasonably anticipated at the time of the budget submission: Provided further, That the Under Secretary of Defense (Comptroller) is to report annually to the Committees on Appropriations of both Houses of Congress all operation and maintenance expenditures for each individual general or flag officer quarters for the prior fiscal year. 120. Amounts contained in the Ford Island Improvement Account established by subsection (h) of section 2814 of title 10, United States Code, are appropriated and shall be available until expended for the purposes specified in subsection (i)(1) of such section or until transferred pursuant to subsection (i)(3) of such section. (including transfer of funds) 121. During the 5-year period after appropriations available in this Act to the Department of Defense for military construction and family housing operation and maintenance and construction have expired for obligation, upon a determination that such appropriations will not be necessary for the liquidation of obligations or for making authorized adjustments to such appropriations for obligations incurred during the period of availability of such appropriations, unobligated balances of such appropriations may be transferred into the appropriation Foreign Currency Fluctuations, Construction, Defense , to be merged with and to be available for the same time period and for the same purposes as the appropriation to which transferred. 122. Amounts appropriated or otherwise made available in an account funded under the headings in this title may be transferred among projects and activities within the account in accordance with the