Pub. L. 86-649, tit. III, sec. 302

Sec. 302. The Secretary of the Interior may require a user or users of roads or trails under the jurisdiction of the Bureau of Land Management to maintain such roads or trails in a satisfactory condition commensurate with the particular use requirements and the use made by each, the extent of such maintenance to be shared by the users in proportion to such use or, if such maintenance cannot be so provided, to deposit sufficient money to enable the Secretary to provide such maintenance. Such deposits shall be covered into the Treasury and are hereby appropriated and made available until expended, as the Secretary may direct, to cover the cost to the United States of the maintenance of any road or trail under the jurisdiction of the Bureau of Land Management.