1.  The air transportation business category (NAICS 481) includes all business entities primarily engaged in providing air transportation of passengers or cargo, or both, using aircraft, such as an airplane and helicopter.

2.  The amount of the commerce tax for a business entity included in this category is the amount obtained by subtracting $4,000,000 from the Nevada gross revenue of the business entity for the taxable year and multiplying that amount by 0.058 percent.