How do you catch an employee getting kickback with 1099 income?

To catch an employee receiving kickbacks with 1099 income, you can start by reviewing their financial transactions and comparing them to their reported income. Look for any irregularities or discrepancies between their 1099 forms and the services or products rendered. Additionally, monitoring their relationships with vendors or clients may reveal patterns of collusion. Conducting interviews or anonymous tip lines can also help uncover potential wrongdoing.