How can we apply different provincial tax codes other than our province to an invoice?

Hi there, 

Using the appropriate tax rates is important for your business. I'll be glad to assist you with setting a new provincial sales tax code which you can use on an invoice. QuickBooks Online you to generate professional invoices and send them to your clients in a few easy steps. To add a new provincial sales tax code, follow these steps:

Set up the sales tax:

1. Select Taxes
2. Select Set up sales tax
3. Select your province or territory
4. Select Save
5. Input the relevant details and select Next
6. Select Got it

• Now you'll be able to use the sales tax rates on your invoices. Here's how:

1. Select the + sign
2. Under Customers, select Invoice
3. Input the details of the transaction
4. Under the SALES TAX column, select the tax rate you wish to apply from the drop down menu
5. Select Save

To know more about the sales tax feature in QuickBooks Online, check this community article: How to set up a new sales tax code.

For more details about creating invoices, take a look here: Create an invoice.

Let me know if you have any other questions. I'll be here to help. :)