137 



70 



1 to exceed ten years: Provided, however, That the Secretary 



2 may award a contract for a term not to exceed twenty 



3 years if the Secretary determines that a longer term is 



4 a necessary component of the overall contract in order to 



5 reduce the costs to the United States of acquiring 



6 possessory interests or to carry out the policies of this title 



7 and other laws applicable to the National Park System. 



8 (b) Temporary Contract. — ^A temporary conces- 



9 sion contract awarded on a non-competitive basis pursuant 



10 to section 505(b) of this title shall be for a term not to 



1 1 exceed two years. 



12 SEC. 509. TRANSFER OF CONTRACT. 



13 (a) In General. — (1) No concession contract may 



14 be transferred, assigned, sold, or otherwise conveyed by 



15 a concessioner without prior written notification to, and 



16 approval of the Secretary. 



17 (2) The Secretary shall not unreasonably withhold 



18 approval of a transfer, assignment, sale, or conveyance of 



19 a concession contract, but shall not approve the transfer 



20 of a concession contract to any individual, corporation or 



21 other entity if, among other matters, the Secretary deter- 



22 mines that — 



23 (A) such individual, corporation or entity is, or 



24 is likely to be, unable to completely satisfy all of the 



25 requirements, terms, and conditions of the contract; 



