Disposal means the transfer by sale or other conveyance of permanent rights in excess real property, when the real property interest is not currently or in the foreseeable future needed for highway ROW or other uses eligible for funding under title 23 of the United States Code. A disposal must meet the requirements contained in 710.403 of this part. The term disposal includes actions by a grantee, or its subgrantees, in the nature of relinquishment, abandonment, vacation, discontinuance, and disclaimer of real property or any rights therein.
23 CFR § 710.105
Terms defined in 23 U.S.C. 101(a) and 49 CFR part 24 have the same meaning where used in this part, except as modified in this section.