(35 ILCS 115/4) (from Ch. 120, par. 439.104)

Sec. 4. Evidence that tangible personal property was sold by any supplier for delivery to a person residing or engaged in business in this State shall be prima facie evidence that such tangible personal property was sold for the purpose of resale as an incident to a sale of service taxable under this Act.

(Source: Laws 1961, p. 1745.)