Link Copied!

補助金の崖2.0:2026年が2008年の太陽光発電崩壊を繰り返す仕組み

トランプ政権が再生可能エネルギープロジェクトのキャンセルを加速させ、石炭を優先するにつれて、「One Big Beautiful Bill Act」は2026年7月4日の期限を設定し、2008年の太陽光発電崩壊を再現する恐れがあります。

🌐
言語に関する注記

この記事は英語で書かれています。タイトルと説明は便宜上自動翻訳されています。

「プロジェクト一時停止」の看板がある、夕暮れ時のネバダ砂漠にある放棄されたソーラーファーム

The renewable energy industry is currently staring down the barrel of a policy shotgun. In January 2026, a coalition of blue states including New York, Massachusetts, and Rhode Island launched legal countermeasures against the Trump administration’s aggressive rollback of renewable permits. While headlines focus on the courtroom drama of offshore wind stop-work orders, the real devastation is happening quietly in the desert and on balance sheets.

The cancellation of the massive 6.2 GW Esmeralda 7 solar project in Nevada late last year was the warning shot. Now, with the administration’s “One Big Beautiful Bill Act” (OBBBA) imposing a growing list of constraints, the sector is witnessing a structural bifurcation of the energy market that eerily mirrors the collapse of 2008.

This is not just about politics. It is about a specific, mechanical “safe harbor” deadline, July 4, 2026, that is forcing developers to make impossible choices.

The Mechanism of the Crash: The July 4th Cliff

The Inflation Reduction Act (IRA) was supposed to provide a decade of certainty. The OBBBA has replaced that stability with a panic.

The critical mechanism is the July 4, 2026 Construction Start Deadline. Under the revised tax code, commercial solar and wind projects that “begin construction” by this date retain the full 30% Investment Tax Credit (ITC) with a four-year completion window. Projects starting after this date face a much harsher reality. They must be placed in service by December 31, 2027, or lose incentives entirely.

The “Begin Construction” Trap

To meet the IRS definition of “beginning construction,” a developer must either start physical work of a significant nature (pouring foundations rather than just clearing land) or incur at least 5% of the total project cost.

For a $500 million solar farm, that means spending $25 million in non-refundable capital immediately. In a market where the President is actively signing executive orders to prioritize coal and revoke permits, this is a gamble few boards will authorize.

Risk Exposure=Capex Committed+(Probability of Permit Revocation×Total Project Value)\text{Risk Exposure} = \text{Capex Committed} + (\text{Probability of Permit Revocation} \times \text{Total Project Value})

Developers act as rational economic agents. They look at the $625 million the administration directed into coal production in January 2026 and decide the risk premium on renewables is too high. The result is a capital strike. Projects that cannot guarantee a July 4th ground-break are being liquidated.

The Physical Reality: Why Grid Queues Matter

The deadline is especially lethal because of the physical realities of the grid. It involves more than just writing a check; it requires connecting to a physical network that is already overwhelmed.

The Interconnection Bottleneck

In most U.S. markets (PJM, MISO, CAISO), the queue to connect a new power plant to the grid averages nearly five years. A project proposed in 2024 has almost zero statistical probability of receiving an Interconnection Service Agreement (ISA) before July 2026.

Without an ISA, a developer cannot responsibly break ground. They cannot pour concrete for a substation if they do not know where the wires will go. The “July 4th Cliff” effectively disqualifies every single project currently in the early stages of the interconnection queue. It creates a “lost generation” of power plants, hundreds of gigawatts of capacity, that legally exists but can never be built.

This is where the math of the OBBBA turns predatory. By setting a deadline shorter than the physical interconnection timeline, the policy ostensibly supports renewables (“You have until 2026!”) while mechanically ensuring their failure.

The Capital Stack Collapse

The impact reverberates through the financial system. Renewable projects are typically financed with a “Capital Stack” comprising sponsor equity (20%), debt (40%), and tax equity (40%).

The Tax Equity portion is the most sensitive. These are massive investments from banks like JP Morgan or Bank of America, who provide capital in exchange for the tax credits. But tax equity investors are allergic to regulatory risk.

If a project has a 10% chance of missing the July 4th deadline, the value of its tax credits falls to zero in the eyes of the bank. The bank walks away. Without the tax equity piece, the capital stack collapses. This explains why the market is seeing cancellations of fully permitted, shovel-ready projects. The engineering works. The economics work. But the regulatory timeline breaks the financing model.

History Rhymes: The 2008 Solar Slaughter

History offers a clear precedent for this dynamic. In 2008, the global financial crisis collided with a shift in subsidy regimes, creating a “perfect storm” that wiped out the first generation of solar giants.

The Solyndra Syndrome

Most people remember Solyndra (bankrupt 2011) as a political scandal. In reality, it was a victim of a market dislocation. Solyndra’s business model relied on the high price of polysilicon. When Chinese manufacturers like Suntech and Yingli flooded the market with cheap silicon panels, subsidized by their own government, the price of polysilicon collapsed from peaks of over $400/kg in 2008 to near-profitless levels by 2011.

Solyndra, Evergreen Solar (bankrupt 2011), and Q-Cells (bankrupt 2012) were built for a high-cost environment. When the subsidy regime shifted and the floor fell out of pricing, they failed.

The 2026 Echo

In early 2026, the dynamic is inverted but equally deadly. Instead of too much supply crashing prices, artificial scarcity driven by policy prevails.

  • Then: Chinese dumping crashed prices, killing U.S. manufacturers.
  • Now: U.S. protectionism (FEOC rules + OBBBA) is locking out cheap supply, while the July 4th deadline creates a scramble for the few domestic components available.

The OBBBA’s Foreign Entity of Concern (FEOC) rules mean that any project using “prohibited” Chinese components risks losing its credits immediately. Developers are trapped between a domestic supply chain that does not exist and a foreign supply chain they are not allowed to use.

The Bifurcation: Who Survives?

The market is splitting into two distinct timelines.

The “Grandfathered” Elite

Projects that broke ground in 2024 or 2025 are safe. They have their safe harbor status. They have their supply contracts locked. These assets are now exponentially more valuable because they are the only new capacity that will come online in 2027. A “flight to quality” is emerging where Private Equity firms are buying up these pre-deadline projects at a premium.

The New “Solar Orphans”

Any project still in the “permitting hell” phase is effectively dead. Stop-work orders on offshore wind in Rhode Island and New York have frozen billions in capital. Even though courts are beginning to lift these orders (Judge Lamberth’s ruling on January 12, 2026, was a key victory) the delay alone is fatal. A six-month legal hold means missing the July 4th cutoff.

As noted in The Solar Orphan, the cultural war against renewables has morphed into a regulatory scalpel. The administration isn’t just “defunding” green energy; it is creating a regulatory environment where only the most politically connected fossil fuel projects can navigate the timeline.

The “Blue Wall” Strikes Back

The political reaction has been swift but fragmented. The “Blue State” lawsuits filed in January 2026 argue that the federal government is checking the sovereign interests of states to determine their own energy mix.

The NEVI lawsuit (National Electric Vehicle Infrastructure) is the template. When the administration froze $5 billion in charger funding, 20 states sued and won. They argued that the funds were already “obligated” and could not be retroactively clawed back.

Renewable developers are preparing a similar argument for the ITC. If a project has spent millions based on the 2022 IRA text, can a 2025 law retroactively change the qualification criteria? The Supreme Court, currently dominated by conservative justices, may ultimately decide whether “regulatory reliance” is a protected property right.

Forward Outlook: The China Gap

The tragic irony of the “American Energy Independence” agenda is that it hands the global energy market to China on a silver platter.

While U.S. developers are paralyzed by the July 4th cliff, China is accelerating. The International Energy Agency (IEA) projects China will account for nearly 60% of global renewable growth through 2030. They are not encumbered by FEOC rules or safe harbor tax deadlines. They are building dominance by simply building energy.

By 2028, the U.S. renewable market will likely resemble the U.S. shipbuilding industry: a hollowed-out shell, kept alive by protectionist mandates, producing expensive products that no one internationally wants to buy.

For the investor, the play is clear. Avoid U.S. developers exposed to the “deadline risk.” Look for the utilities holding the grandfathered assets, the ones who made it through the door before it slammed shut. The crash of 2008 cleared the brush for the boom of the 2010s. The crash of 2026 will likely do the same, but this time, the survivors might not be American companies at all.

Sources

🦋 Discussion on Bluesky

Discuss on Bluesky

Searching for posts...