Off Market, Off Record
By: J. David Chapman, PhD, / August 28, 2026
Most homeowners assume that when a house sells, the new price becomes part of the public record and helps establish market values for the neighborhood. In Oklahoma, that information also helps county assessors determine whether properties are being taxed fairly.
But across the country, a growing number of transactions are happening quietly. Some homes are sold off-market. Others are transferred through limited liability companies, partnerships, or trusts. In some cases, the real estate itself never changes hands on paper because the buyer simply purchases the entity that owns the property.
The house changes owners, but the deed does not. To some, this is simply good business. To others, it creates a problem. Research examining non-disclosure states such as Texas and Mississippi suggests that limited sales information can reduce the quality of data available to tax assessors. When fewer sales are visible, accurately valuing property becomes more difficult. High-value homes may be among the biggest beneficiaries because luxury properties already have fewer comparable sales available. The result can be lower tax collections or a shifting of the tax burden toward owners of more modest homes.
County assessors depend heavily on comparable sales when determining market value. Oklahoma's property tax system relies on recent sales information to help estimate value. Proponents of privacy argue that purchase prices are personal financial information and that buyers and sellers should not be forced to reveal their business to the public. Some investors also prefer entity ownership because it can simplify estate planning, asset protection, and transfers among family members.
Critics counter that transparency promotes fairness. If some transactions remain hidden while others are visible, those with the most sophisticated legal and financial resources may gain an advantage unavailable to average homeowners.
The debate is not new. Texas appraisal officials have long argued that limited access to sales data makes their jobs more difficult. Assessors can only work with the information they have.
Fortunately, Oklahoma remains a disclosure state, and county assessors have generally supported maintaining transparency. Still, entity sales and other transactions can create blind spots even here.
None of this means these transactions are improper. Most are perfectly legal. But they raise an important question: Property taxes are based on the idea that everyone pays their fair share. If some values remain hidden, who ultimately makes up the difference?
As property ownership structures become more sophisticated, that question may become increasingly important for Oklahoma homeowners.
Dr. J. David Chapman is Chair of Finance & Professor of Real Estate at the University of Central Oklahoma (jchapman7@uco.edu).