Do I have to pay tax when I load my Fluzpay balance? No, tax is not charged when you load your Fluzpay balance. However, when you purchase items using Fluzpay, you will be charged tax by the merchant in accordance with your state sales tax laws. Related articles Do I have to pay taxes on my reward earnings? What if the merchant won’t honor my gift card? The Fluz Compensation Plan When will I receive my cash back from a Fluzpay purchase? Do I need to provide my government issued ID to use Fluz?