--- title: How do I add my business's federal tax ID/EIN to my clients' invoices? (US Customers) description: Once your business's tax ID/EID is added to your business settings it will be displayed on your clients' yearly statements. --- [Skip to content](https://kb.opus1.io/how-do-i-add-my-businesss-federal-tax-idein-to-my-clients-invoices-us-bustomers#main-content) English Show submenu for translations ![Opus1-3-icon-color-1.png\]](https://kb.opus1.io/hs-fs/hubfs/Opus1-3-icon-color-1.png?height=50&name=Opus1-3-icon-color-1.png) Open main navigation Close main navigation - English Show submenu for translations - Go to opus1.io Go to opus1.io Hello. How can we help you? - There are no suggestions because the search field is empty. 1. [opus1io Knowledge Base](https://kb.opus1.io/?hsLang=en) 2. [Business](https://kb.opus1.io/business?hsLang=en) 3. [Business Profile & Billing](https://kb.opus1.io/business?hsLang=en#business-profile-billing) # How do I add my business's federal tax ID/EIN to my clients' invoices? (US Customers) ## Once your business's tax ID/EID is added to your business settings it will be displayed on your clients' yearly statements. US businesses can add their federal tax IDs/EINs to their Opus1.io. Once a tax ID has been added, your business' tax ID will appear on your clients' yearly statements. To add your tax ID to your business's Opus1.io, navigate to your business settings and click the **Edit button** (the pencil icon) under **Business Information**. ![1-May-28-2023-09-31-33-2272-AM](https://kb.opus1.io/hs-fs/hubfs/1-May-28-2023-09-31-33-2272-AM.png?width=688&height=347&name=1-May-28-2023-09-31-33-2272-AM.png) Scroll down to the section titled **Tax ID / EIN** and enter your federal tax ID, then scroll down and click **UPDATE BUSINESS** to save your changes.  ![2-May-28-2023-09-31-43-9594-AM](https://kb.opus1.io/hs-fs/hubfs/2-May-28-2023-09-31-43-9594-AM.png?width=688&height=367&name=2-May-28-2023-09-31-43-9594-AM.png) Your federal tax ID will now appear on your clients' yearly statements.  ![3-May-28-2023-09-31-55-1073-AM](https://kb.opus1.io/hs-fs/hubfs/3-May-28-2023-09-31-55-1073-AM.png?width=688&height=347&name=3-May-28-2023-09-31-55-1073-AM.png)   - [Account & Troubleshooting](https://kb.opus1.io/account-troubleshooting?hsLang=en#main-content) - [General](https://kb.opus1.io/account-troubleshooting?hsLang=en#general) - 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