FCC Adopts Upper C-Band Auction Framework; Seeks Comment on Bidding Procedures

The FCC has adopted the Upper C-Band (3.98–4.2 GHz) auction framework for Auction 115, scheduled to launch April 27, 2027, with 160 MHz of spectrum in 20 MHz blocks across Partial Economic Areas, population-based build-out requirements (45% in 2 years, 80% in 6 years), and bidding credits for small and rural operators. The agency is now seeking public comment on auction procedures, bidding rules, and competitive safeguards, with comments due August 24, 2026.

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