To extend certain trade preference programs, to authorize the extension of nondiscriminatory treatment (normal trade relations treatment) to the products of Vietnam, to modify temporarily certain rates of duty and make other technical amendments to the trade laws, and for other purposes.

Africa Investment Incentive Act of 2006 - Amends the African Growth and Opportunity Act (AGOA) to extend duty-free treatment to specified imported sub-Saharan African apparel articles. Extends the AGOA through 2015.

Amends the Internal Revenue Code to allow a tax credit against foreign income earned by U.S. companies doing business in sub-Saharan Africa.

Amends the Trade Act of 1974 with respect to limitations on waivers of competitive need under the Generalized System of Preferences (GSP) Program. Extends the GSP Program.

Haitian Hemispheric Opportunity through Partnership Encouragement Act of 2006 - Amends the Caribbean Basin Economic Recovery Act to provide duty-free treatment for specified Haitian apparel articles.

Andean Bridge to a Reciprocal Trade Partnership Act - Amends the Andean Trade Preference Act to extend duty-free treatment and other preferential treatment to articles imported from Bolivia, Ecuador, Colombia, and Peru.

Authorizes the President to extend nondiscriminatory treatment (normal trade relations treatment) to the products of Vietnam.

Miscellaneous Trade and Technical Corrections Act of 2006 - Amends the Harmonized Tariff Schedule of the United States to repeal certain expired provisions reducing temporarily the rate of duty on specified chemicals.

Provides, through December 31, 2009, for new duty suspensions and reductions and existing duty suspensions and reductions.

Amends the Tariff Act of 1930 to provide for certain reliquidations.

Establishes the Pima Cotton Trust Fund.

.