As a Binance.US user, you can use BNB to pay for trading fees on the Binance.US platform. When you hold BNB and use BNB to pay for trading fees, you will receive a 25% discount on trading fees.
1. How can I turn on/off the BNB discount fees?
Log in to your account and scroll to the bottom of the dashboard. 
2. How do I calculate the fees for trading BNB itself?
When you turn on the "Using BNB to pay for fees" a discount is applied to your trading fees. If you turn it off, Binance.US will charge 100% of the trading fees. Please refer to the Binance.US Fee Schedule for more details on trading and deposit/withdrawal fees.
3. What if I don't have enough BNB to cover my fees?
Regular fees will be applied if there aren't enough BNB available on your account. Please refer to our Binance.US Fee Schedule for details.
4. Can I used staked BNB to cover my fees?
Staked BNB cannot be used to pay for trading fees. Only BNB funds in your available balance qualify for the BNB fee discount. Please note that BNB has a 7-day unstaking period before the funds appear in your available balance.
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