Brazil has initiated Public Consultation No. 21 that is considering rules for the in-vehicle operation of WLAN devices in the band 5150-5350 MHz. Under the proposed rules devices would be able to operate within vehicles as follows:
- Transceivers installed in ground based vehicles at 40mW EIRP (2mW/MHz)
- Access point transceivers installed within trains at 200mW EIRP (10mW/MHz)
Comments and submissions can be made until July20, 2021.