Amazon has certain tax requirements for sellers that use its platform. These tax requirements vary depending on the location of the seller and the location of the buyer.
In the United States, Amazon is required to collect sales tax in states where it has a physical presence (such as a warehouse or office). As an Amazon seller, you are responsible for collecting and remitting sales tax in states where you have a physical presence, and you may be required to register for a sales tax permit in those states.
In addition, if you are a seller using Amazon's Fulfillment by Amazon (FBA) service, you may be required to collect and remit sales tax in states where Amazon has a physical presence, even if you do not have a physical presence in those states.
Outside of the United States, Amazon is required to collect and remit value-added tax (VAT) in certain countries. As a seller, you may be required to register for VAT in those countries, and you may need to provide Amazon with your VAT registration number.
It's important to note that tax laws are complex and subject to change, so it's always a good idea to consult with a tax professional or check with the relevant tax authorities to ensure that you are meeting all of your tax obligations as an Amazon seller.