Mustafa Akarsu Local Guard Force Support Act - Amends the Immigration and Nationality Act to provide special immigrant status for the surviving spouse or child of a U.S. government employee killed abroad in the line of duty, provided that: (1) the employee had performed faithful service for at least 15 years; and (2) the principal officer of a Foreign Service establishment (or, in the case of the American Institute of Taiwan, the Director) recommends, and the Secretary of State approves, the granting of such status.

States that this Act shall be effective beginning on January 31, 2013, and shall have retroactive effect.