Home Search Authority CiteCheck Tax API MCP Blog

Free account — AI research, save folders, and CiteCheck. No card required.

Sign up free Sign In

Search CiteCheck Tax API MCP Blog

36 C.F.R. § 51.103

Severability.

Edition 2025

Cases Citing

No citing cases indexed yet.

Severability.

        A determination that any provision of this part is unlawful will not affect the validity of the remaining provisions.

Official source

§ 51.1What does this part cover?
§ 51.2What is the policy underlying concessions contracts?
§ 51.3How are terms defined in this part?
§ 51.4How will the Director invite the general public to apply for the award of a concession contract and how will the Director determine when to issue a prospectus for a new concession opportunity where no prior concession services had been provided?
§ 51.5What information will the prospectus include?
§ 51.6Will a concession contract be developed for a particular potential offeror?
§ 51.7How will information be provided to a potential offeror after the prospectus is issued?
§ 51.8Where will the Director publish the notice of availability of the prospectus?
§ 51.9How do I get a copy of the prospectus?
§ 51.10How long will I have to submit my proposal?
§ 51.11May the Director amend, extend, or cancel a prospectus of solicitation?
§ 51.12Are there any other additional procedures that I must follow to apply for a concession contract?
§ 51.13When will the Director determine if proposals are responsive?
§ 51.14What happens if no responsive proposals are submitted?
§ 51.15May I clarify, amend or supplement my proposal after it is submitted?
§ 51.16How will the Director evaluate proposals and select the best one?
§ 51.17What are the selection factors?
§ 51.18When must the Director reject a proposal?
§ 51.19Must the Director award the concession contract that is set forth in the prospectus?
§ 51.20Does this part limit the authority of the Director?
§ 51.21When must the selected offeror execute the concession contract?
§ 51.22When may the Director award the concession contract?
§ 51.23May the Director extend an existing concession contract without a public solicitation?
§ 51.24May the Director award a temporary concession contract without a public solicitation?
§ 51.25Are there any other circumstances in which the Director may award a concession contract without public solicitation?
§ 51.26What solicitation, selection and award procedures apply when a preferred offeror exists?
§ 51.27Who is a preferred offeror and what are a preferred offeror's rights to the award of a new concession contract?
§ 51.28When will the Director determine whether a concessioner is a preferred offeror?
§ 51.29How will I know when a preferred offeror exists?
§ 51.30What must a preferred offeror do before it may exercise a right of preference?
§ 51.31What happens if a preferred offeror does not submit a responsive proposal?
§ 51.32What is the process if the Director determines that the best responsive proposal was not submitted by a preferred offeror?
§ 51.33What if a preferred offeror does not timely amend its proposal to meet the terms and conditions of the best proposal?
§ 51.34What will the Director do if a selected preferred offeror does not timely execute the new concession contract?
§ 51.35What happens to a right of preference if the Director receives no responsive proposals?
§ 51.36What conditions must be met before the Director determines that a concessioner is a preferred offeror?
§ 51.37How will the Director determine that a new concession contract is a qualified concession contract?
§ 51.38How will the Director determine that a concession contract is an outfitter and guide concession contract?
§ 51.39What are some examples of outfitter and guide concession contracts?
§ 51.40What are some factors to be considered in determining that outfitter and guide operations are conducted in the backcountry?
§ 51.41If the concession contract grants a compensable interest in real property improvements, will the Director find that the concession contract is an outfitter and guide concession contract?
§ 51.42Are there exceptions to this compensable interest prohibition?
§ 51.43Who will make the determination that a concession contract is an outfitter and guide contract?
§ 51.44How will the Director determine if a concessioner was satisfactory for purposes of a right of preference?
§ 51.45Will a concessioner that has operated for less than the entire term of a concession contract be considered a satisfactory operator?
§ 51.46May the Director determine that a concessioner has not operated satisfactorily after a prospectus is issued?
§ 51.47How does a person appeal a decision of the Director that a concessioner is or is not a preferred offeror?
§ 51.48What happens to a right of preference in the event of termination of a concession contract for unsatisfactory performance or other breach?
§ 51.49May the Director grant a right of preference except in accordance with this part?
§ 51.50Does the existence of a preferred offeror limit the authority of the Director to establish the terms of a concession contract?
§ 51.51What special terms must I know to understand leasehold surrender interest?
§ 51.52How do I obtain a leasehold surrender interest?
§ 51.53When may the Director authorize the construction of a capital improvement?
§ 51.54What must a concessioner do before beginning to construct a capital improvement?
§ 51.55What must a concessioner do after substantial completion of the capital improvement?
§ 51.56How will the construction cost for purposes of leasehold surrender interest value be determined?
§ 51.57How does a concessioner request arbitration of the construction cost of a capital improvement?
§ 51.58What actions may or must the concessioner take with respect to a leasehold surrender interest?
§ 51.59Will a leasehold surrender interest be extinguished by expiration or termination of a leasehold surrender interest concession contract or may it be taken for public use?
§ 51.60How will a new concession contract awarded to an existing concessioner treat a leasehold surrender interest obtained under a prior concession contract?
§ 51.61How is an existing concessioner who is not awarded a new concession contract paid for a leasehold surrender interest?
§ 51.62What is the process to determine the leasehold surrender interest value when the concessioner does not seek or is not awarded a new concession contract?
§ 51.63When a new concessioner pays a prior concessioner for a leasehold surrender interest, what is the leasehold surrender interest in the related capital improvements for purposes of a new concession contract?
§ 51.64May the concessioner gain additional leasehold surrender interest by undertaking a major rehabilitation or adding to a structure in which the concessioner has a leasehold surrender interest?
§ 51.65May the concessioner gain additional leasehold surrender interest by replacing a fixture in which the concessioner has a leasehold surrender interest?
§ 51.66Under what conditions will a concessioner obtain a leasehold surrender interest in existing real property improvements in which no leasehold surrender interest exists?
§ 51.67Will a concessioner obtain leasehold surrender interest as a result of repair and maintenance of real property improvements?
§ 51.68If a concessioner under a 1965 Act concession contract is not awarded a new concession contract, how will a concessioner that has a possessory interest receive compensation for its possessory interest?
§ 51.69What happens if there is a dispute between the new concessioner and a prior concessioner as to the value of the prior concessioner's possessory interest?
§ 51.70If a concessioner under a 1965 Act concession contract is awarded a new concession contract, what happens to the concessioner's possessory interest?
§ 51.71What is the process to be followed if there is a dispute between the prior concessioner and the Director as to the value of possessory interest?
§ 51.72If a new concessioner is awarded the contract, what is the relationship between leasehold surrender interest and possessory interest?
§ 51.73What is the term of a concession contract?
§ 51.74When may a concession contract be terminated by the Director?
§ 51.75May the Director segment or split concession contracts?
§ 51.76May the Director amend a concession contract to provide new or additional visitor services or grant a concessioner a preferential right to provide new or additional visitor services?
§ 51.77Will a concession contract provide a concessioner an exclusive right to provide visitor services?
§ 51.78Will a concession contract require a franchise fee and will the franchise fee be subject to adjustment?
§ 51.79May the Director waive payment of a franchise fee or other payments?
§ 51.80How will the Director establish franchise fees for multiple outfitter and guide concession contracts in the same park area?
§ 51.81May the Director include “special account” provisions in concession contracts?
§ 51.82Are a concessioner's rates required to be reasonable and subject to approval by the Director?
§ 51.83Sale of Native Handicrafts.
§ 51.84What special terms must I know to understand this part?
§ 51.85What assignments require the approval of the Director?
§ 51.86What encumbrances require the approval of the Director?
§ 51.87Does the concessioner have an unconditional right to receive the Director's approval of an assignment or encumbrance?
§ 51.88What happens if an assignment or encumbrance is completed without the approval of the Director?
§ 51.89What happens if there is a default on an encumbrance approved by the Director?
§ 51.90How does the concessioner get the Director's approval before making an assignment or encumbrance?
§ 51.91What information may the Director require in the application?
§ 51.92What are standard proformas?
§ 51.93If the transaction includes more that one concession contract, how must required information be provided?
§ 51.94What information will the Director consider when deciding to approve a transaction?
§ 51.95Does the Director's approval of an assignment or encumbrance include any representations of any nature?
§ 51.96May the Director amend or extend a concession contract for the purpose of facilitating a transaction?
§ 51.97May the Director open to renegotiation or modify the terms of a concession contract as a condition to the approval of a transaction?
§ 51.98What records must the concessioner keep and what access does the Director have to records?
§ 51.99What access to concessioner records will the Comptroller General have?
§ 51.100When will the Director make proposals and evaluation documents publicly available?
§ 51.101Did the 1998 Act repeal the 1965 Act?
§ 51.102What is the effect of the 1998 Act's repeal of the 1965 Act's preference in renewal?
§ 51.103Severability.
§ 51.104Has OMB approved the collection of information?

Products

Tax
Trademark
API
MCP
Enterprise
Universities
CiteCheck
Partnerships
Data Analysis
Pricing
Support

Data

Search
Blog
Guides
Coverage Map
Full inventory
Sources and Methods
About

Legal & docs

API Docs
Search Connectors
Security
Privacy
Terms
Licenses and Permissions
Contact

LawDiver is free legal research and cheap legal research for everyone — citizens, self-represented litigants, students, journalists, and lawyers. Search more than 10 million federal and state court opinions, more than 1,300 United States treaties, and more than 8,000 pattern jury instructions, read the full text, and download the official PDF, with no subscription and no login. LawDiver is a free Westlaw alternative, a cheap Westlaw alternative, a free Lexis alternative, and a cheap Lexis alternative for primary law. CiteCheck checks whether a citation is still good law. The legal research API is free during the current rollout.

LawDiver is offered to users located in the United States only. By using this site you represent that you are a US-based user. LawDiver is not legal advice and cannot provide legal advice under the rules that govern legal advice. Information on this site is believed to be accurate; however, no representation is made that the information is accurate. Users are encouraged to visit authoritative government websites to ensure accuracy. See more in Terms of Service.

Westlaw and Lexis are trademarks of their respective owners. LawDiver is not affiliated with, endorsed by, or sponsored by either.

© 2026 LawDiver LLC. All rights reserved. Not legal advice.