Yes, merchants should confirm rates are correct for their circumstances.

Shopify updates many default tax rates regularly.

Settings > Taxes and Duties.

Enable tax collection in Shopify.

Register with the appropriate tax authority.

Determine where you have a tax obligation.

Tax nexus is a connection that creates a tax collection obligation in a state or country.

Yes, through Manual Tax settings.

Manual Tax allows merchants to enter and manage tax rates themselves.

Manual Tax allows merchants to enter and manage tax rates themselves.