Iowa Administrative Code Title 701 — Department of Revenue
Iowa Admin. Code r. 701—210.18(423) — Explosives used in mines, quarries and elsewhere
A person engaged in the business of selling explosives to miners, quarries, or other purchasers shall be subject to sales tax on the sales price from the sale of such property at retail in Iowa. The purchaser shall be liable for use tax upon all purchases for use in Iowa not subject to sales tax.
Source: official text