## Zoho Billing - Product, solutions, integrations, support, and resources Index

Access the complete documentation index at:
https://www.zoho.com/uk/billing/llms.txt

Use this file to discover all available documentation pages before proceeding.

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# Can recurring add-ons be added to a pending invoice?

You will not be able to add recurring add-ons to a pending invoice. Learn more about [metered billing](/billing/help/settings/metered-billing.html).

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