National Museum of African American History and Culture Act - (Sec. 4) Establishes within the Smithsonian Institution (SI) the National Museum of African American History and Culture, to be operated as a center for scholarship and a location for museum training, public education, exhibits, and collection and study of items and materials relating to the life, art, history, and culture of African Americans that encompass the period of slavery, the era of reconstruction, the Harlem renaissance, the civil rights movement, and other periods of the African American diaspora.
(Sec. 5) Establishes the National Museum of African American History and Culture Council to: (1) advise and assist the SI Board of Regents on Museum planning, design, construction, operation, and budgets; and (2) have responsibility and authority with respect to the Museum's collections and work, subject to the Board of Regents' general policies.
(Sec. 6) Requires the Secretary of SI to appoint a Director to manage the Museum.
(Sec. 7) Establishes the Office of Education and Liaison Programs within the Museum to work with educational institutions and museums throughout the Nation. Requires the Director of the Institute of Museum and Library Services to establish specified grant, scholarship, internship, and fellowship programs relating to African American museums.
(Sec. 8) Directs the Board of Regents to select the Museum's site from one of four specified sites on or adjacent to the national mall. Requires the Board of Regents to pay costs of planning, design, and construction of the Museum on the chosen site as follows: 50 percent from Federal funds and 50 percent from non-Federal sources.
(Sec. 9) Provides for Congressional Budget Act compliance by declaring that authority under this Act to enter into contracts or to make payments shall be effective in any fiscal year only to the extent provided in advance in an appropriations Act, except that mounts made available under section 11 of this Act shall remain available until expended.
(Sec. 10) Directs the Council and the Board of Regents, in carrying out their duties under this Act, to consider the reports and plans submitted by the National Museum of African American History and Culture Plan for Action Presidential Commission under the National Museum of African American History and Culture Plan for Action Presidential Commission Act of 2001 (Public Law 107-106).
(Sec. 11) Authorizes appropriations in a specified amount for FY 2004, and in necessary amounts for subsequent fiscal years.