; (9) fully implement a common accounting structure to be used across the entire Department by fiscal year 2022; and (10) track, approve, oversee, and make public information on expenditures by components of the Department for conferences, as appropriate, including by requiring each component to— (A) report to the Inspector General of the Department the expenditures by such component for each conference hosted or attended by Department employees for which the total expenditures of the Department exceed $20,000, within 15 days after the date of the conference; and (B) with respect to such expenditures, provide to the Inspector General— (i) the information described in subsections (a), (b), and (c) of section 739 of title VII of division E of the Consolidated and Further Continuing Appropriations Act, 2015 ( Public Law 113–235 ); and (ii) documentation of such expenditures. . (b) Rule of construction Nothing in the amendment made by this section may be construed as altering or amending the responsibilities, authorities, and functions of the Chief Financial Officer of the Department of Homeland Security under section 902 of title 31, United States Code. 107. 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)