A prior section 3509, added Pub. L. 96–511, § 2(a), Dec. 11, 1980, 94 Stat. 2821, related to designation of central collection agency prior to the general amendment of this chapter by Pub. L. 104–13.

Another prior section 3509, Pub. L. 90–620, Oct. 22, 1968, 82 Stat. 1304, related to plans or forms for collecting information, submission to Director, and his approval, prior to the general amendment of this chapter by Pub. L. 96–511.

2000—Pub. L. 106–398 substituted “subchapter” for “chapter”.

Amendment by Pub. L. 106–398 effective 30 days after Oct. 30, 2000, see section 1 [[div. A], title X, § 1065] of Pub. L. 106–398, Oct. 30, 2000, 114 Stat. 1654, formerly set out as an Effective Date note under former section 3531 of this title.

Section effective Oct. 1, 1995, except as otherwise provided, see section 4(a) of Pub. L. 104–13, set out as a note under section 3501 of this title.