The IRS and Self-Rental Income: What Business Owners Need to Know

by Kevin Jerry, MST
March 3, 2025

Self-rental arrangements present a unique set of opportunities and challenges for business owners. These scenarios arise when an individual owns real estate through one entity and rents it to a business they also own—imagine a doctor who owns a medical practice in one corporation and leases the building to it from another. Understanding the intricate rules set forth by the IRS is crucial due to the potential for significant tax planning and complications.

Understanding IRS Treatment of Self-Rental Income

The IRS's classification of income and losses from self-rentals is pivotal. Typically, rental income is considered passive, allowing it to be offset by passive losses from other activities. However, in the case of self-rentals, if you are actively involved in the business, the rental income is classified as active. The complication arises because any losses from the rental side remain passive, meaning they cannot be used to offset other active income. This distinction requires careful consideration and planning.

Advantages of Active Income Classification

Despite the challenges, there are notable benefits to self-rental income being classified as active. Firstly, it sidesteps the 3.8% Net Investment Income Tax (NIIT), commonly known as the Obamacare tax, which typically applies to passive income. Moreover, if the self-rental activity satisfies specific criteria, it may qualify for the Qualified Business Income (QBI) deduction, potentially reducing taxable income significantly.

Critical Considerations for Fair Rental Value

A major hurdle in self-rental scenarios is establishing a fair rental value for the property. The IRS is vigilant about rents that are either inflated or set too low to manipulate income distribution. If rents are not aligned with fair market value, the IRS has the authority to reclassify them. To safeguard against this, maintaining comprehensive records to substantiate rental pricing is essential.

Strategic Grouping and Loss Utilization

One strategy to consider is grouping the rental activity with the operating business to classify all income as active. This approach can enhance the effectiveness of loss utilization. Conversely, if there is substantial passive income from other sources, self-rental rules can offer a strategic advantage by reducing exposure to the NIIT. The optimal strategy hinges on the overall tax situation of the individual.

Case Study: An Attorney's Self-Rental Scenario

Consider an attorney who owns a legal practice through one entity and leases the office building to it through another. If the practice generates $250,000 in income and the rental entity earns $50,000, the rental income is treated as active. This classification is beneficial as it avoids the NIIT, yet any losses from the rental entity cannot offset the active income. This scenario underscores the importance of strategic planning.

Emphasizing the Importance of Forward Planning

In conclusion, the key to navigating self-rental rules effectively is planning ahead. Business owners should assess whether they expect losses and explore grouping options or restructuring to optimize their tax position. By understanding the nuances of self-rental rules and implementing strategic pl