# Source: https://gitbook.com/docs/help-center/account-management/pricing-plans-and-billing/i-have-paid-for-the-yearly-plan.-why-did-i-receive-another-invoice.md

# I have paid for the yearly plan. Why did I receive another invoice?

This happens when you have added extra users since subscribing to an annual plan. Each user (regardless of their permission level) is considered a paid seat.\
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Read more about how we work out the outstanding fees in our [billing policy](https://gitbook.com/docs/account-management/plans/billing-policy).