47 CFR §95.3205 — Unwanted emissions limits.

1. (a)C-V2X OBUs must comply with the following out-of-band emissions limits. Conducted emissions limits measured at the antenna input shall not exceed:
   1. (1)−16 dBm/100 kHz within ±1 megahertz of the band edges;
   2. (2)−13 dBm/MHz within ±1 megahertz to ±5 megahertz of the band edges;
   3. (3)−16 dBm/MHz within ±5 megahertz to ±30 megahertz of the band edges; and
   4. (4)−28 dBm/MHz beyond 30 megahertz from the band edges.