131 



64 



1 entitled to a preferential right of renewal upon the expira- 



2 tion of such contract. 



3 (B) Upon the expiration of a concession contract (or 



4 extension thereof) covered by this paragraph, the Sec- 



5 retary, with respect to the award of a new concession con- 



6 tract to provide the same or substantially similar services 



7 as those authorized by the previous contract or extension, 



8 shall allow the holder of such contract or extension the 



9 right to exercise a preferential right of renewal to the 



10 same extent as would have been the case under the laws 



1 1 and policies in effect on the day before the date of enact- 



12 ment of this Act. 



13 (4) (A) In promulgating regulations to implement this 



14 subsection, the Secretary shall include a rating category 



15 of "Excellent", and shall estabhsh clear and achievable 



16 standards necessary for the award of such rating, includ- 



17 ing but not necessarily limited to criteria relating to — 



18 (i) protection of the park's resources and val- 



19 ues; 



20 (ii) furtherance of the educational, recreational, 



21 and other purposes for which the Secretary manages 



22 the park; and 



23 (iii) the adequacy of services provided to park 



24 visitors. 



