FCC Fees

How do you know that FCC fees, in particular the Universal Service Fund fee, are increasing?

Simplicity VoIP gets notice of Universal Service Fund (USF) rate changes each quarter from the telecom tax company that we utilize.  
 
The USF rate is determined by FCC and changed each quarter. 
Q1 2021 - 31.8%
Q2 2021 - 33.4% - highest ever
Q3 2021 - 31.8%
Q4 2021 - TBD - The rate will be provided the 3rd week of September 2021.
 
https://www.fcc.gov/general/contribution-factor-quarterly-filings-universal-service-fund-usf-management-support
 
The USF rate is automatically updated in REVIO (Simplicity's billing platform) via SureTax.  
Other federal fees are governed by the FCC and charged accordingly.