Contractors
You might be surprised as to what criteria the IRS uses to determine a contractor vs. an employee.
Contractor vs. an Employee
Contractors typically use their own supplies to do a job, and when they are paid, the organization doesn't take out any taxes. Contractors are then able to write-off supply expenses on their taxes.
As compared to employees who use the organization's supplies to do the job and when they are paid, the organization does take out taxes.