Inside Tesla's $10.1 Billion Solar Bet: Project Crystal Sun

Tesla has quietly filed plans for what would be its most expensive U.S. manufacturing project ever: a $10.1 billion solar cell factory in Texas code-named Project Crystal Sun. The details come from a tax-incentive application submitted to the Texas Comptroller under the state's Jobs, Energy, Technology & Innovation (JETI) Act and first surfaced publicly in early August 2026 . While Tesla has not issued a formal press release, the filing provides the clearest picture yet of the company's ambitions to bring solar panel production entirely in-house on American soil .

Where Will the Factory Be Located?

The proposed site is in Fort Bend County, Texas, about 40 minutes southwest of Houston, near the city of Richmond . Tesla is evaluating five separate parcels of land spanning roughly 3,050 acres close to the existing Cutlass Solar project . The specific location is off FM 762 and FM 1994 .

How Much Will It Cost and What Will It Produce?

Tesla's filing breaks the $10.1 billion investment into two main categories:

• Real property (land and buildings): approximately $1.5 billion
• Personal property (equipment and machinery): approximately $8.6 billion

The factory is described as a vertically integrated solar cell manufacturing facility, meaning Tesla intends to handle everything from raw wafer production to finished panel assembly under one roof — reducing the company's reliance on imported solar components . The filing says the plant will produce photovoltaic cells and assembled solar modules .

What Is the Timeline?

• The application was signed by a Tesla tax attorney on July 22, 2026, and prepared by consulting firm Kroll .
• It was posted publicly by the Texas Comptroller around August 7–8, 2026 .
• Construction is scheduled to begin later in 2026 and wrap in 2028 .
• Commercial operations are targeted for Q1 2029 .

How Many Jobs Will It Create?

According to the filing, Project Crystal Sun would create:

• 9,712 permanent full-time jobs
• 1,147 construction jobs

The permanent headcount makes this one of the largest single-site employment projects ever proposed in Texas solar manufacturing .

What Tax Incentives Is Tesla Seeking?

Tesla has applied for a 10-year property tax limitation under the Texas JETI program, which allows large-scale manufacturing projects to cap their taxable property value . Without the incentive, Tesla's accountants estimated the project's property tax liability at roughly $1.1 billion over 37 years .

The application explicitly notes that Tesla is "exploring other states" as alternative locations, signaling that the final siting decision depends on the incentives offered .

How Does This Fit Into Elon Musk's Broader Solar Goals?

Project Crystal Sun is widely seen as a critical piece of CEO Elon Musk's stated ambition to reach 100 GW of solar manufacturing capacity per year — a target Musk has mentioned in prior earnings calls and public statements . The Texas facility alone would represent a major step toward that goal, though Tesla has not publicly disclosed the plant's planned annual capacity .

Key Caveats to Keep in Mind

• The site is not yet confirmed. Tesla says it is still evaluating locations, and the incentive application includes language about considering other states .
• No official announcement from Tesla. All known details come from the JETI application made public by the Texas Comptroller; the company has not issued a press release confirming Project Crystal Sun .
• The project is subject to approval from state and local officials before it can move forward .