Here, costs incurred in connection with the one-time dataaccuracy and clean-up effort for the fast track/priority bandstargeted for repurposing appear to fall within the relocation andsharing planning costs that are now reimbursable under thestatute. That is, agencies must be able to identify currentFederal spectrum uses to plan for relocation or sharing, which inturn depends on good underlying spectrum data. As theGovernment Accountability Office (“GAO”) has found: and/or authorized spectrum capacity or other sanctions. Theserules help ensure that spectrum assignments identified in FCCdatabases are utilized and do not become stale. Secondary Market Rules—FCC secondary market rulesrequire licensees to file applications or notifications with theFCC to assign, transfer, lease, partition and/or disaggregatelicensed spectrum, or face sanctions. These rules and the threatof sanctions are another tool to ensure that spectrumassignments are accurately tracked in FCC databases. Notification of Technical/Administrative Changes—Certain technical and/or administrative changes to stationlicenses require prior FCC approval or follow-up FCCnotification, which again helps to ensure the FCC license dataremains current. Data Accuracy Certification—FCC applications requireapplicants to certify that information contained in applicationsis “true, complete, correct, and made in good faith.”Becauseinformation in FCC databases is initially derived fromapplicant-provided data, this certification helps ensure thatapplicant-provided data is accurate. Keep Current Obligation—Section 1.65 of the FCC’srules requires applicants to keep their license applications“substantially accurate and complete” while they are pending at