Iowa taxability of coupons, fees, and other basis-modifying components Iowa: Sales Tax Handbook


What is included in Iowa's sales tax basis?

Many times, an otherwise-taxable transaction will include bundled fees like excise taxes, installation fees, or finance charges or be modified with coupons, installment payment plans, etc. One question that will often arise is whether or not a certain payment or fee is included in a transaction's taxable basis.

The taxable basis refers to the portion of an entire transaction that is subject to Iowa's sales tax. This page answers common questions about which common fees are included in the sales tax basis in Iowa, and which are excluded.

Inclusion in Sales Tax Basis

Are coupons and cash discounts included in the Iowa sales tax basis?

What is not included are retailers coupons, discounts, and motor vehicle rebates made out to purchasers. Manufacturers coupons are included.


Are excise taxes included in the Iowa sales tax basis?

Excise taxes are separate levies added by many states to the price of commodity items such as alcohol, gasoline, etc. What is not included are taxes which are imposed on sales subject to Iowa sales and use tax, federal excise tax on first retail sale of a vehicle not included, federal excise tax on communication services of local and toll telephone and teletypewriter exchange services. What is included are federal excise taxes on alcohol, tobacco, fuel, and tires, and the state cigarette tax.


How are installment-based sales taxed?

Many businesses offer customers payment plans that allow them to pay the full price for a product over time in installments, often leading to confusion about when and how much sales tax is collected and remitted to Iowa. The state has implemented the following provisions regarding installment sales:

Total payment reported at time of delivery


Are installation charges included in the Iowa sales tax basis?

While the taxation of tangible goods is relatively straightforward, some states consider the installation costs associated with a tangible object (like carpeting, a home or vehicle fixture, etc) to be taxable. Iowa policy states:

Installation charges are generally excluded from the taxable price of a tangible product.

Note: Excluded if separately contracted


Are finance charges included in the Iowa sales tax basis?

Many businesses offer customers financing on higher-value products, and include financing charges in the overall cost of the item. These finance charges may also be subject to sales taxes. Iowa policy states:

Finance charges are generally included in the taxable price of a tangible product.

Note: Must be separately stated


How can I get reimbursed for sales taxes paid on items that are returned or repossessed?

If a taxable good for which sales tax has been collected is returned or reposessed by the merchant, the state may allow the amount of sales tax collected to be either deducted from the merchant's current sales tax balance or refunded to the merchant by the state. Iowa's policies state that returns and repossessions are:

Amount refunded not included in gross receipts

Note: A seller may claim a bad debt credit for repossessed merchandise


How can I get reimbursed for sales taxes paid on bad debts?

If a merchant offers goods to a consumer on credit and the payment for those goods becomes delinquent, the merchant may be eligible to be reimbursed any sales tax they paid to the state on the consumer's behalf when the transaction was made. The method of reimbursement varies state by state.

Tax paid on bad debts can generally be recovered by the merchant as a deduction.

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