Whenever selecting a code for a business that has more than one revenue producing activity, the rule of thumb is to select only the code that matches the highest revenue producing activity for that business.
There are a number of Aviation Related NAICS Codes. Read each code’s description to determine which best describes the highest revenue producing activity by your organization or entity.
If the higher revenue producing activity by the entity is in the space field, read through these codes’ descriptions to determine the best fit for the revenue producing activity: