for any authority whereby a department, agency, or instrumentality of the United States Government may provide goods or services to another department, agency, or instrumentality, used in the previous 6 months and in the year-to-date. This report shall include the amounts transferred and the purposes for which they were transferred, and shall not replace or modify existing notification requirements for each authority. 503. None of the funds made available by this Act may be used in contravention of Executive Order No. 12898 of February 11, 1994 (Federal Actions to Address Environmental Justice in Minority Populations and Low-Income Populations). 504. (a) None of the funds made available in this Act may be used to maintain or establish a computer network unless such network blocks the viewing, downloading, and exchanging of pornography. (b) Nothing in subsection (a) shall limit the use of funds necessary for any Federal, State, tribal, or local law enforcement agency or any other entity carrying out criminal investigations, prosecution, or adjudication activities. VI Additional Infrastructure Investments Department of the Army Corps of Engineers—Civil Investigations For an additional amount for Investigations , $110,000,000, to remain available until expended, for necessary expenses related to the completion, or initiation and completion, of studies which are currently authorized or which are authorized after the date of enactment of this Act: Provided, That the Secretary may initiate additional new project starts with funds provided in this paragraph, without regard to other limitations in this Act: Provided further, That such amount is designated by the Congress as being for an emergency requirement pursuant to section 251(b)(2)(A)(i) of the Balanced Budget and Emergency Deficit Control Act of 1985. Construction For an additional amount for Construction , $10,000,000,000, to remain available until expended, of which not less than $500,000,000 shall be for water-related environmental infrastructure assistance