How do I enter a gst refund?

Hello,

Welcome to the QuickBooks community.  I'll gladly help with your sales tax filing. QuickBooks Online offers a solid sales tax feature where you can easily prepare and file your returns. If you wish to record a sales tax refund, follow the steps included in this community article. Make sure to select Refund in Step 4 of the process.

Let me know if you have any other questions.