I would like to understand why the system seems to be charging me twice for this month?

Welcome to the Community, @zip-aurumconsult.

Thank you for reaching out today. Allow me to help you with your billing concern.

I recommend you reach out to our Customer Support team since you were charged twice on your account. This way, we can look into further details as to what happened.

Let me show you how to contact support:

1. Log in to your QuickBooks Online company.
2. Go to the Help (?) option.

3. Select between Talking to a Human or Chat.

Please feel free to read these handy articles for your reference:
-Contact QuickBooks products and services Support

-QuickBooks Online Support

You can always hit the Reply button if you have further questions. Have a great day!