; or (2) for compensation by the Federal Government for unreimbursed impact expenses pursuant to subsection (a). 3. DOD net-negative inventory of Guam land parcels (a) Net-Negative inventory of land parcels The Secretary of Defense shall maintain and update regularly an inventory of all land parcels located on Guam currently owned by the United States Government and administered by the Department of Defense which the Secretary expects to transfer to the territorial government, specifying for each parcel— (1) the approximate size of the parcel; (2) an estimate of the fair market value of the parcel, if available or as practicable; (3) the branch of the armed forces with jurisdiction or operational control over the parcel; (4) the specific legal authority under which the Secretary will transfer the parcel to the territorial government