Quick search by citation:

21 U.S. Code § 379a - Presumption of existence of jurisdiction

In any action to enforce the requirements of this chapter respecting a device, tobacco product, food, drug, or cosmetic the connection with interstate commerce required for jurisdiction in such action shall be presumed to exist.

(June 25, 1938, ch. 675, § 709, as added Pub. L. 94–295, § 8, May 28, 1976, 90 Stat. 583; amended Pub. L. 105–115, title IV, § 419, Nov. 21, 1997, 111 Stat. 2379; Pub. L. 111–31, div. A, title I, § 103(k), June 22, 2009, 123 Stat. 1837.)
Editorial Notes
Amendments

2009—Pub. L. 111–31 inserted “tobacco product,” after “device,”.

1997—Pub. L. 105–115 substituted “a device, food, drug, or cosmetic” for “a device”.

Statutory Notes and Related Subsidiaries
Effective Date of 1997 Amendment

Amendment by Pub. L. 105–115 effective 90 days after Nov. 21, 1997, except as otherwise provided, see section 501 of Pub. L. 105–115, set out as a note under section 321 of this title.