Section 80
SEC. 80. Failure to pay the annual rentals or royalties required by this Act for a period of ninety days after demand shall cause the lease concerned to lapse and the claim or claims, with respect to which such failure to pay was made, shall thereupon be open to relocation and lease by other persons qualified to locate and lease mining claims under the provisions of this Act in the same manner as if no location of the same had ever been made, unless the lessee, his heirs, executors, administrators, assigns or legal representatives shall have paid all such annual rentals and royalties due and have resumed work on the claim or claims after such failure and before such relocation: Provided, That no person who may be delinquent in the payment of any rental or royalty hereinabove required to be paid on any mining claim or claims held under lease may relocate the same or any portion thereof: Provided, further, That nothing herein contained shall preclude the Government from collecting any rental, royalties, or taxes due.