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ComplianceOctober 9, 2026

Understanding Energy Deregulation: Illinois vs. Texas

Energy deregulation sounds like an incredibly complex piece of legislative jargon, but at its core, it means one simple thing: choice.

Before deregulation, your local utility company was a monopoly. They were the only option for both the delivery of your electricity (the wires and poles) and the actual supply of it (the generation of power). Today, in deregulated states, those two services are split.

The Golden Rule of Choice

Your local utility will always deliver the energy to your home and handle emergencies like power outages. Deregulation simply allows you to pick who generates that energy, fostering competition and driving down rates.

While the core concept remains the same, no two states handle deregulation exactly alike. Let's look at how the landscape differs between two major markets: Illinois and Texas.

How Illinois Handles It

Illinois operates as a hybrid deregulated market.

In Illinois, residents and businesses have the right to choose an Alternative Retail Electric Supplier (ARES). However, if a consumer does not actively choose a supplier, they are simply placed on a default rate provided by their local utility (like ComEd or Ameren).

Illinois is also unique because of its aggressive push into renewable energy through legislation like CEJA (Climate and Equitable Jobs Act). Programs like Illinois Shines allow residents to subscribe to Community Solar farms without installing panels on their roof, lowering their supply costs while supporting local green energy.

For the consumer, the experience is seamless: you still get exactly one bill from your local utility, but the "Supply" section of the bill reflects the lower rate of the supplier or solar farm you chose.

How Texas Handles It

Texas, managed by ERCOT (Electric Reliability Council of Texas), operates as a purely deregulated market.

Unlike Illinois, where the utility acts as a default safety net for energy supply, most consumers in deregulated areas of Texas must choose a Retail Electric Provider (REP). The local utility (like CenterPoint or Oncor) only maintains the poles and wires—they do not sell electricity to consumers.

This creates a highly competitive environment. Texans have access to hundreds of different plans, ranging from free nights and weekends to 100% renewable energy plans. However, it also requires consumers to be highly proactive. When a contract expires in Texas, consumers who don't actively renew or switch can be placed on volatile month-to-month variable rates.

The Bottom Line

Whether you are in a hybrid market like Illinois or a pure market like Texas, deregulation transfers the power from monopolies back to the consumer. At the Energy Freedom Project, our goal is to ensure you have the education and the face-to-face guidance needed to navigate those choices confidently.