26 U.S.C. § 6806 - Occupational Tax Stamps

Every person engaged in any business, avocation, or employment, who is thereby made liable to a special tax (other than a special tax under subchapter B of chapter 35, under subchapter B of chapter 36, or under subtitle E) shall place and keep conspicuously in his establishment or place of business all stamps denoting payment of such special tax. (Aug. 16, 1954, ch. 736, 68A Stat. 831; Pub. L. 89–44, title VI, § 601(e), June 21, 1965, 79 Stat. 155; Pub. L. 90–618, title II, § 204, Oct. 22, 1968, 82 Stat. 1235.)