Office of Surface Mining Reclamation and Enforcement, shall assess and collect a one-time fee from each person that, as of the date of the enactment of this Act, is conducting or has previously completed a mountaintop removal coal mining project in the United States, in an amount sufficient to recover the Federal cost of implementing sections 3 and 5. (b) Use of fee Amounts collected under this section may be used, to the extent and in the amount provided in advance in appropriations Acts, only to pay the Federal cost of carrying out sections 3 and 5. 7. Definitions In this Act: (1) Federal authorization The term Federal authorization means a permit, license, or other authorization that is issued by a Federal agency. (2) Mountaintop removal coal mining The term mountaintop removal coal mining means surface coal mining that— (A) uses blasting with explosives