I'm here to help you troubleshoot and fix the issue you're facing, @BCampbell.

 I suggest switching to Automated Sales Tax as a workaround. To do so, please follow these simple steps: 

1. Go to the Sales Tax Center. 
2. If you are met with a page to Use Automatic Sales Tax please follow the prompts. 
3. If you are not met with a page to Use Automatic Sales Tax,
4. Please copy and paste this URL into your browser: https://app.qbo.intuit.com/app/tax/set-up-tax
5.  Follow all of the prompts on your screen to compete the switch to Automatic Sales Tax.

If the issue persists even after making the switch, I recommend getting in touch with our QuickBooks Online Support for assistance. Especially if you still need to be added to the list of affected users, it's important to act promptly. 

Here's how you can contact support:

1. Sign in to your QuickBooks Online company.
2. Go to the Help icon.
3. Click the Search tab and select Contact Us.
4. Provide a summary of your concern and click Continue.
5. You can either choose Chat with us or Have us call you.

For step-by-step guidance on transitioning from manual to automated sales tax, you can also refer to this article:  Switch to automated sales tax in QuickBooks Online.

Additionally, I'd like to share this resource that can help you configure the locations where you collect sales tax: Set up where you collect sales tax in QuickBooks Online. This will ensure that you stay up-to-date with your state's tax laws, enabling accurate calculation of sales tax and returns. 

If you need further assistance managing your sales tax in QBO, please don't hesitate to reach to us. We're here to support you every step of the way. Have a good one.