Trade Adjustment Assistance Improvement Act

Trade Adjustment Assistance Improvement Act - Amends the Trade Act of 1974 to extend trade adjustment assistance (TAA) to workers in a service sector firm, its subdivision, or a public agency.

Revises group eligibility requirements for TAA to cover: (1) a shift, by a public agency to a foreign country, of production of articles or in provision of services, like or directly competitive with articles which are produced, or services which are provided by the workers' firm, subdivision, or public agency; and (2) the situation where the workers' firm, subdivision, or public agency obtains or is likely to obtain such services from a foreign country.

Requires the Secretary of Labor to certify as eligible to apply for TAA any adversely affected secondary workers in a service sector firm, its subdivision, or a public agency.

Specifies criteria for determination of the existence of increased imports of like or directly competitive articles or services.

Increases the amount of payments for training of adversely affected workers under the Act.

Authorizes the Secretary to waive training requirements for an individual receiving TAA if he or she has an advanced degree or postgraduate certification in a specialized field and there is a reasonable expectation of employment at equivalent wages in the foreseeable future.

Permits as a training program for an adversely affected worker continued enrollment for up to 104 weeks at an institution of higher education to obtain a degree, if there is a reasonable expectation of employment at equivalent wages in the foreseeable future.

Modifies the demonstration project for alternative TAA for older workers.

Directs the Secretary to implement a system to collect data on all adversely affected workers applying for or receiving TAA.

Provides for industry-wide certification of workers, including agricultural commodity producers, for TAA where bilateral or other safeguard provisions are invoked or antidumping or countervailing duties have been imposed.

Extends the TAA program through FY2012.

Establishes the Office of the Trade Adjustment Assistance Advisor in the Department of Labor.

Amends the Internal Revenue Code to increase the credit for health insurance costs of certain TAA recipients.