Hello there, roslyn.
Here are the steps to set new GST in purchases in QuickBooks Online.
- Go to the GST menu.
- Click the Add tax button in the right corner.
![](https://lithium-response-prod.s3.us-west-2.amazonaws.com/intuit.response.lithium.com/RESPONSEIMAGE/0c89bc72-d802-4bdc-a42d-e5fa5550ef70.default.png)
- Select type of tax you want to add. For example, Tax rate.
- Enter tax name and tick the Purchases box.
- Enter purchase rate. Then, make sure to select necessary information.
- Hit Save.
![](https://lithium-response-prod.s3.us-west-2.amazonaws.com/intuit.response.lithium.com/RESPONSEIMAGE/80d41595-5390-4cf4-a3a5-407746570b3a.default.png)
To apply this to your purchases, you can follow these steps:
- Go to the Sales menu and select Product & services.
- Click New. Then, choose product information.
- Enter all information.
- Scroll down in the Purchasing information section, select the Purchase tax drop-down arrow.
![](https://lithium-response-prod.s3.us-west-2.amazonaws.com/intuit.response.lithium.com/RESPONSEIMAGE/7f402dfe-3c49-4b47-b1b0-6899436fa4de.default.png)
- Select the tax rate you created.
- Click Save and close.
Please let me know if you have more concerns about adding tax rate in QuickBooks. I'm here to support you an