; and (6) develop recommendations on the most effective qualifications, training programs (including e-learning training), and performance incentive approaches to address the needs of the future projected aviation regulatory system in the anticipated budgetary environment. (c) Report Not later than 270 days after the date of enactment of this Act, the Comptroller General shall submit to the Committee on Transportation and Infrastructure of the House of Representatives and the Committee on Commerce, Science, and Transportation of the Senate a report on the results of the review. 525. State taxation Section 40116(d)(2)(A) of title 49, United States Code, is amended by adding at the end the following: (v) except as otherwise provided under section 47133, levy or collect a tax, fee, or charge, first taking effect after the date of enactment of this clause, upon any business located at a commercial service airport or operating as a permittee of such an airport that is not generally imposed on sales or services by that State, political subdivision, or authority unless wholly utilized for airport or aeronautical purposes. . 526. Aviation and aerospace workforce of the future (a) Findings Congress finds that— (1) in 2016, United States air carriers carried a record high number of passengers on domestic flights, 719 million passengers; (2) the United States aerospace and defense industry employed 1.7 million workers in 2015, or roughly 2 percent of the Nation’s total employment base; (3) the average salary of an employee in the aerospace and defense industry is 44 percent above the national average; (4) in 2015, the aerospace and defense industry contributed nearly $202.4 billion in value added to the United States economy; (5) an effective aviation industry relies on individuals with unique skill sets, many of which can be directly obtained through career and technical education opportunities