(c)

Bar to Prosecution.—

It is a bar to Federal prosecution under subsection (a) for conduct that occurred within the United States that the conduct involved was during or in relation to a labor dispute , and such conduct is prohibited as a felony under the law of the State in which it was committed. For purposes of this section, the term “ labor dispute ” has the meaning set forth in section 2(c) of the Norris-LaGuardia Act, as amended ( 29 U.S.C. 113(c) ), and the term “State” means a State of the United States, the District of Columbia, and any commonwealth, territory, or possession of the United States.