“United States magistrate judges” substituted for “United States magistrates” in catchline and “United States magistrate judge” substituted for “United States magistrate” in text pursuant to section 321 of Puspan. L. 101–650, set out as a note under section 631 of this title.

Section effective 180 days after Nov. 29, 1990, and applicable with respect to certain actions for debts owed the United States pending in court on that effective date, see section 3631 of Puspan. L. 101–647, set out as a note under section 3001 of this title.