24 U.S.C. § 295a: Arlington Memorial Amphitheater

(a) Recommendations of Secretary of Defense for memorials and entombmentsThe Secretary of Defense or his designee may send to Congress in January of each year, his recommendations with respect to the memorials to be erected, and the remains of deceased members of the Armed Forces to be entombed, in the Arlington Memorial Amphitheater, Arlington National Cemetery, Virginia. (b) Specific authorization from CongressNo memorial may be erected and no remains may be entombed in such amphitheater unless specifically authorized by Congress. (c) Character of memorialsThe character, design, or location of any memorial authorized by Congress is subject to the approval of the Secretary of Defense or his designee.