US Solar Industry Faces Strict Enforcement and Pricing Volatility
New trade enforcement and tax credit uncertainty reshape the US solar market landscape.
1Aggressive Trade Enforcement Measures
Following the September 22 anti-stockpiling rule, the Department of Commerce and Customs and Border Protection began blocking dozens of importers. Authorities now track products by tariff code rather than relying on physical inspections. This strict approach aims to prevent circumvention of minimum import prices and ensures compliance with federal trade proclamations.
2Pricing Dynamics and Supply Chain
Crystalline silicon module prices currently range from $0.30 to $0.53 per watt, heavily influenced by the origin of cells and wafers. Vertically integrated suppliers maintain better cost control, while domestic thin-film pricing has risen 5% to 10%. Manufacturers are also developing tools to prevent sales routed through affiliated entities below minimum prices.
3Tax Credit Policy Uncertainty
The industry faces a narrow window for extending the Investment Tax Credit and 45X credits. Estimates suggest a 50% to 60% chance of extension, potentially rising to 80% if Congress remains split after November. Legislative success likely depends on attaching these provisions to must-pass bills like the National Defense Authorization Act.
4Utility-Scale Procurement Challenges
Utility-scale procurement is slowing due to unhedged rate exposure and rising labor costs in the Midwest. One gigawatt-scale independent power producer has secured only 50% of necessary tracker and EPC contracts for 2028. Projects failing to sign power purchase agreements within two months risk slipping by an entire year of development.
5Residential Solar Market Struggles
Residential installers report significant declines, with one California firm noting sales down 40% to 50% year to date. Financing remains a critical bottleneck, as many installers struggle to access third-party ownership capital. Industry contacts anticipate further bankruptcies among both large and small players until foreign entity guidance provides necessary market clarity.
6Solar Stock Market Performance
The Invesco Solar ETF declined 6.2% in September, underperforming the broader S&P 500 index. While residential solar stocks saw a 11.9% monthly increase, they remain down 38.8% year to date. Conversely, utility-scale equipment stocks fell 2.3% in September, reflecting broader investor caution regarding project pipelines and the impact of interest rate volatility.
7Future Onshoring and Rebate Programs
The next major catalyst for US manufacturers is the upcoming tariff rebate and onshoring program. Applicants for greenfield projects may need to demonstrate advanced permitting and construction readiness. Approved plans will likely face semiannual third-party audits, with dollar-for-dollar relief expected to be more favorable for domestic manufacturers than volume-based incentives.
8Market Outlook Through 2029
While 2027 appears stable, the 2028-2029 outlook remains softer due to cooling hyperscaler demand and financing constraints. Price discovery for modules will likely continue through mid-2027. Regional differences, particularly between ERCOT and MISO, will become increasingly critical as the industry navigates complex foreign entity rules and evolving federal trade policy frameworks.
Original article: pv magazine — US Solar Industry Faces Strict Enforcement and Pricing Volatility