They do require it: https://sellercentral.amazon.com/gp/help/help.html?itemID=200386300 https://sellercentral.amazon.com/gp/help/help.html?itemID=20... Howeve

They do require it: https://sellercentral.amazon.com/gp/help/help.html?itemID=200386300 https://sellercentral.amazon.com/gp/help/help.html?itemID=20... However, they do not enforce it (IME) until you break $10K/mo