; and (2) shall be administered in accordance with— (A) title 23 and title 49, United States Code, as applicable; (B) title VI of the Civil Rights Act of 1964 ( 42 U.S.C. 2000d et seq.); (C) the National Environmental Policy Act of 1969 ( 42 U.S.C. 4321 et seq.); and (D) the Uniform Relocation Assistance and Real Property Acquisition Policies Act of 1970 ( 42 U.S.C. 4601 et seq.). (i) Federal cost share (1) In general The Federal share of the cost of a project carried out under the program shall not exceed 80 percent of the total project cost. (2) Non-Federal share The eligible entity may use funds provided from other Federal sources to meet the non-Federal cost share requirement for a project under the program. (j) Authorization of appropriations There is authorized to be appropriated to carry out this section for each fiscal year $1,000,000,000, to remain available until expended.