In a Report and Order (FCC 99-9, released February 19, 1999) in WT Docket 97-153, the Commission, under section 90.651, adopted a revised time frame for reporting the number of mobile units placed in operation from eight months to 12 months of the grant date of their license. The radio facilities addressed in this subpart of the rules are allocated on and governed by regulations designed to award facilities on a need basis determined by the number of mobile units served by each base station. This is necessary to avoid frequency hoarding by applicants. This rule section requires licensees to report the number of mobile units served via FCC Form 601.
The latest form for Section 90.651, Supplemental Reports Required of Licensees Authorized Under this Subpart. expires 2021-10-31 and can be found here.
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