Pub. L. No. 102-307, 106 Stat. 264, 266.

18 The WIPO Copyright and Performances and Phonograms Treaties
Implementation Act of 1998 amended section 101 by adding the definition
of "treaty party." Pub. L. No. 105-304, 112 Stat. 2860, 2861.

19 The Berne Convention Implementation Act of 1988 amended section 101
by adding the definition of "country of origin" of a Berne Convention
work, for purposes of section 411. Pub. L. No. 100-568, 102 Stat. 2853,
2854. The WIPO Copyright and Performances and Phonograms Treaties
Implementation Act of 1998 amended that definition by changing it to a
definition for "United States work," for purposes of section 411. Pub.
L. No. 105-304, 112 Stat. 2860, 2861. In 1999, a technical amendment
moved the definition of "United States work" to place it in alphabetical
order, after the definition for "United States." Pub. L. No. 106-44, 113
Stat. 221, 222.

20 The WIPO Copyright and Performances and Phonograms Treaties
Implementation Act of 1998 amended section 101 by adding the definition
of "WIPO Copyright Treaty." Pub. L. No. 105-304, 112 Stat. 2860, 2861.
That definition is required to take effect upon entry into force of the
WIPO Copyright Treaty with respect to the United States. Pub. L. No.
105-304, 112 Stat. 2860, 2877.

21 The WIPO Copyright and Performances and Phonograms Treaties
Implementation Act of 1998 amended section 101 by adding the definition
of "WIPO Performances and Phonograms Treaty." Pub. L. No. 105-304, 112
Stat. 2860, 2862. That definition is required to take effect upon entry
into force of the WIPO Performances and Phonograms Treaty with respect
to the United States. Pub. L. No. 105-304, 112 Stat. 2860, 2877.

22 The Visual Artists Rights Act of 1990 amended section 101 by adding
the definition of "work of visual art." Pub. L. No. 101-650, 104 Stat.
5089, 5128.

23 The Satellite Home Viewer Improvement Act of 1999 amended the
definition of "a work made for hire" by inserting "as a sound recording"
after "audiovisual work." Pub. L. No. 106-113, 113 Stat. 1501, app. I at
1501A-544. The Work Made for Hire and Copyright Corrections Act of 2000
amended the definition of "work made for hire" by deleting "as a sound
recording" after "audiovisual work." Pub. L. No. 106-379, 114 Stat.
1444. The Act also added a second paragraph to part (2) of that
definition. *Id.* These changes are effective retroactively, as of
November 29, 1999.

24 The WIPO Copyright and Perform