You'll need a Tax Department Business Online Services account to file your sales tax returns online. What about sales tax and other taxes?Don't include sales taxes paid on items used in your trade or business. Most items of food and drink purchased in a food store (supermarket, grocery store, produce market, bakery, etc.) are not subject to Sales Tax. Enter on line 7 any state and local general sales taxes paid on the following specified items. The tax is levied on the sales price of the meal. Participation in a trade show can create new sales tax obligations for your company. Businesses are required to obtain a sales tax permit. You must keep detailed records of every sale, the amount paid, charged, or due on the transaction, and the sales tax that is due, if any. Meals or dollars spent), sales tax is due on the sales price of the food products sold.