I'm here to help you renew your QuickBooks subscription, @Bapple. 
 

Before we proceed, could you please specify your QuickBooks subscription? Also, when you mentioned you've never received any notification, were you referring to receiving the message in your email, or within your QuickBooks? To further check you're plan's expiration, I'd recommend you reach out to our Customer Care Support Team. Here's how:
 

For QuickBooks Desktop (QBDT)

1. Log in to your account.
2. Select the Help menu and choose QuickBooks Desktop Help/Contact Us.
3. Click on Contact Us.
4. Enter your concerns and click Continue.
5. You can choose to chat with us or Have us call you.
    

For QuickBooks Online (QBO)

1. Access your account.
2. Click the Help (?) icon.
3. You can choose to Start a chat with a live support or Get a callback from the next available support.

Please don't hesitate add your follow-up questions or concerns about renewing your QuickBooks subscription down the comment section. We're always here to help. Have a good one.