FCC Corrects Rules for How Robot Cars Will Chat
Published Date: 1/17/2025
Rule
Summary
The FCC fixed some details in their December 2024 rule about switching 5.9 GHz band tech from old DSRC to new C-V2X for smarter car communication. This update mostly affects companies and agencies using this band, with some changes kicking in February 11, 2025, and others delayed until December 14, 2026. No big money shifts, just clearer rules to keep the tech upgrade smooth and on track!
Analyzed Economic Effects
4 provisions identified: 4 benefits, 0 costs, 0 mixed.
Key Effective Dates for 5.9 GHz Rule
The FCC correction makes the final rule effective February 11, 2025. However, a set of specific amendments (for example, changes to 47 CFR 90.7; 90.149(b); 90.155(i); 90.179(f); 90.210; 90.213; 90.350; removal of 47 CFR 90.370–90.384; and removal of 47 CFR 95.3105–95.3189) are effective December 14, 2026.
DSRC-to-C‑V2X Transition Clarified
The correction clarifies the December 13, 2024 final rule about transitioning 5.9 GHz Intelligent Transportation Systems (ITS) operations from Dedicated Short Range Communications (DSRC) technology to cellular-vehicle-to-everything (C‑V2X) technology. The corrected final rule is effective February 11, 2025.
Which Licenses Count as 'Covered'
The correction updates the definition of 'Covered geographic licenses' to explicitly list many services. The list includes, among others, Intelligent Transportation Systems Radio Service in the 5895–5925 MHz band (excluding public safety licenses), 1.4 GHz, 1.6 GHz, 24 GHz, 218–219 MHz, 600 MHz, 700 MHz commercial services, 800/900 MHz Specialized Mobile Radio services, 3.45 GHz, and 3.7 GHz services.
Corrected 5.9 GHz Channel Blocks
The correction fixes Table 1 to paragraph (a) in 47 CFR 90.390 to show specific channel blocks in the 5.9 GHz band. The table lists 20‑MHz channels 5895–5905 MHz, 5905–5915 MHz, and 5915–5925 MHz; 30‑MHz channels 5895–5915 MHz and 5905–5925 MHz; and references the 5895–5925 MHz range.
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