; (4) coordinate with the Office of Strategy, Policy, and Plans to ensure that the development of the budget for the Department is compatible with the long-term strategic plans, priorities, and policies of the Secretary; (5) develop financial management policy for the Department and oversee the implementation of such policy, including the establishment of effective internal controls over financial reporting systems and processes throughout the Department; (6) provide guidance for and over financial system modernization efforts throughout the Department; (7) lead the efforts of the Department related to financial oversight, including identifying ways to streamline and standardize business processes; (8) oversee the costs of acquisition programs and related activities to ensure that actual and planned costs are in accordance with budget estimates and are affordable, or can be adequately funded, over the life cycle of such programs and activities; and (9) fully implement a common accounting structure to be used across the entire Department by fiscal year 2020. . 106. Chief Information Officer (a) In general Section 703 of the Homeland Security Act of 2002 ( 6 U.S.C. 343 ) is amended— (1) in subsection (a), by adding at the end the following new sentence: In addition to the functions under section 3506(a)(2) of title 44, United States Code, the Chief Information Officer shall perform the functions set forth in this section and such other functions as may be assigned by the Secretary. ; (2) by redesignating subsection (b) as subsection (d)