U.S. Senator Ron Wyden has asked that the American Law Division of the Congressional Research Service of the Library of Congress undertake and provide to Congress an independent determination on the domestic impact of ACTA.

Cooperation in the Pacific Rim by Jakob Polacsek, World Economic Forum (CC BY-NC-SA 2.0) https://www.flickr.com/photos/worldeconomicforum/48179628441
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Singapore Positive About Being Founding ACTA Signatory
A report from Singapore indicates that the country is “positive about becoming a founding signatory of ACTA.”
Brazil, India Speak Out Against ACTA
Officials from both Brazil and India has spoken out against ACTA. Brazilian officials say they do not recognize the legitimacy of the treaty, while Indian officials say they have other priorities and do not see what they would gain from ACTA.
Assessing ACTA’s Criminal Provisions
FFII has a detailed look at the criminal provisions in ACTA, with particular emphasis on the European perspective.
Where U.S. Law is Inconsistent with ACTA
KEI has compiled an instructive list of areas where the ACTA text appears to be inconsistent with U.S. law.