This chapter, referred to in text, was in the original “this Act”, meaning Pub. L. 91–597, Dec. 29, 1970, 84 Stat. 1620, which is classified principally to this chapter. For complete classification of this Act to the Code, see Short Title note set out under section 1031 of this title and Tables.

The last paragraph of section 49 of title 15, and the provisions of section 409(l) of title 47, referred to in text, which related to immunity of witnesses, were repealed by sections 211 and 242, respectively, of Pub. L. 91–452, Oct. 15, 1970, title II, 84 Stat. 929, 930. For provisions relating to immunity of witnesses, see section 6001 et seq. of Title 18, Crimes and Criminal Procedure.

For effective date of this section, see section 29 of Pub. L. 91–597, set out as a note under section 1031 of this title.