The Tax tab will only appear if you're using the Canadian version of Boulevard. It includes the different Tax Rate options for your province, Business Number (if applicable), beginning Tax Year, and additional Calculation Options for tax on Section 2 (supplies or non-retail items) and Shipping.
For all other countries, the Sales Tax field is displayed under the Business Info tab in Preferences.
To add or change your tax information used to calculate sales tax in Boulevard, from the sidebar navigation, click 
Settings, Preferences, then select the Tax tab.
- (1) Tax Rate & Calculation Options: Set the default sales tax rate and other taxable options for your province to be applied to invoices and inventory orders.
- (2) Business Number: If applicable, enter your Business Number
- (3) Tax Year: Ability to set a different Tax year to be used when generating reports.
- (4) OTC Drug Product: If enabled, tax will not be calculated on items with a product profile set as Over-the-counter drug.