An individual who receives commissions can be treated in the same manner as an individual who receives a straight salary. In that case, the employer would withhold taxes from the individual's compensation and remit the amount to the tax authorities on the individual's behalf.

For example, if your bonus or commission is included in your regular pay, then it's taxed according to normal federal and state withholding. If you receive it outside your regular paycheck, then it becomes supplemental and your commission is taxed at a rate of 25%.

You can deduct the split you pay to your Broker only if the 1099-MISC you receive at the end of the year includes the full amount of the commission (yours plus the Broker's). This would be highly unusual. In most cases, the 1099-MISC will reflect only the commission that you actually received.

To qualify as a real estate professional, a taxpayer must satisfy the following tests: 5. Perform more than 50% of services in real property trades or businesses (“50% test”), and. Perform more than 750 hours of service in real property trades or businesses (“750 hours test”), and.

Taxed with regular pay: If your commission is included in your regular pay, then it's taxed at normal state and federal withholding rates. Taxed at 25%: If you receive your commission in addition to/separately from your regular paycheck, then it's considered supplemental—and is subject to a 25% tax rate.

The current self-employment tax rate is 15.3% (12.4% for social security + 2.9% for Medicare) for net income up to $128,400 for the year. For any net income 

It depends on how long you owned and lived in the home before the sale and how much profit you made. If you owned and lived in the place for two of the five years before the sale, then up to $250,000 of profit is tax-free. If you are married and file a joint return, the tax-free amount doubles to $500,000.