I appreciate your clarification, ZS Chong. Currently, there is no option to extend the Business Registration Number field.

Please know that we appreciate user feedback on ways to enhance our existing features or introduce new ones. I encourage you to share your suggestions with our product engineers for their review, and they will consider them for future updates.

Here’s how:

1. Navigate to the Gear icon, then select Feedback.
2. Type in your product suggestions.
3. Hit Next to submit.

You may also find this article helpful on how to send statements to customers, which include summaries of their invoices, payments, credits, and balances: Create and send customer statements in QuickBooks Online.

Feel free to click the Reply button below, if you still need further assistance.